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2,351 Animals, page 1 of 2
- F Cichlid: Hypselecara temporalis
- F Grapevine Springs Elongate Tryonia: Tryonia margae
- F Southern Sierra Nevada Springsnail: Pyrgulopsis giuliani
- Fabia Sombermark: Euselasia fabia
- Fabulous Green Sphinx Moth: Tinostoma smaragditis
- Facciola’s Sorcerer: Facciolella oxyrhyncha
- Face Fly: Musca autumnalis
- Face Tick: Ixodes ricinus
- Faceted Skipper: Synapte syraces
- Faded Pennant: Celithemis ornata
- Fadus Sphinx: Aellopos fadus
- Faichuk White-Eye: Rukia ruki
- Faint-Lined Cardinalfish: Archamia macroptera
- Faint-Spotted Palthis: Palthis asopialis
- Faintsaddled Snake Eel: Ophichthus hyposagmatus
- Fairbanks Springsnail: Pyrgulopsis fairbanksensis
- Fairy Bass: Pseudanthias bicolor, Pseudanthias thompsoni
- fairy Basslet: Gramma loreto, Pseudanthias dispar
- Fairy Bluebird: Irena cyanogaster
- Fairy Candles: Actaea dahurica, Actaea racemosa, Actaea racemosa ’Black Negligee’
- Fairy Cichlid: Aulonocara jacobfreibergi, Neolamprologus brichardi
- Fairy Lorikeet: Charmosyna pulchella
- Fairy Mullet: Agonostomus telfairii
- Fairy Palm Hydroid: Corymorpha palma
- Fairy Pitta: Pitta nympha
- Fairy Prion: Pachyptila turtur
- Fairy Shrimp: Branchinella apophysata, Branchinella basispina, Branchinella denticulata, Branchinella wellardi
- Fairy Tern: Sterna nereis
- Faithful Beauty: Composia fidelissima
- fake Round Ray: Urotrygon simulatrix
- Falacer Hairstreak: Satyrium calanus falacer
- Falanouc: Eupleres goudotii
- falcate Amberjack: Seriola rivoliana
- Falcate Metalmark: Emesis tenedia
- Falcate Orangetip: Anthocharis midea, Anthocharis midea annickae
- Falcate Skipper: Spathilepia clonius
- Falcated Duck: Anas falcata
- Falcated Teal: Anas falcata
- Falcated Wren-Babbler: Ptilocichla falcata
- Falco Hawkfish: Cirrhitichthys falco
- Falcon Sphinx: Xylophanes falco
- Falkland Fur Seal: Arctocephalus australis australis
- Falkland Herring: Sprattus fuegensis
- Falkland Island Wolf: Dusicyon australis
- Falkland Sprat: Sprattus fuegensis
- Falkland Steamerduck: Tachyeres brachypterus
- Fall Armyworm: Spodoptera frugiperda
- Fall Cankerworm: Alpina zermattensis
- Fall Cankerworm Moth: Alpina zermattensis
- Fall Field Cricket: Gryllus pennsylvanicus
- Fall Fish: Gadus morhua
- Fall Herring: Alosa mediocris, Clupea harengus, Clupea harengus harengus, Clupea harengus membras
- Fall Salmon: Oncorhynchus keta
- Fall Webworm: Hyphantria cunea
- Fall Webworm Moth: Hyphantria cunea
- Falla’s Skink: Oligosoma fallai
- Fallax Crescent: Gnathotrusia mundina
- Fallfish: Semotilus corporalis
- Fallow Deer: Dama dama, Dama dama mesopotamica
- False Albacore: Euthynnus affinis, Euthynnus alletteratus
- false Amberjack: Seriola fasciata
- False Ameletus Mayfly: Ameletus falsus
- False Angelwing: Petricolaria pholadiformis, Petricola pholadiformis
- False Arctic Slipper-Shell: Capulacmaea commodum
- False Arrow Crab: Metoporhaphis calcarata
- False Baelama Anchovy: Thryssa encrasicholoides
- False Bandit Catfish: Corydoras melini
- False Batfish: Parachaetodon ocellatus
- False Bay Klipfish: Clinus latipennis
- False Beanclam: Heterodonax bimaculatus
- false Black Lancer: Bagrichthys macropterus
- False Black Lancer Catfish: Bagrichthys macropterus
- False Black Tetra: Gymnocorymbus thayeri
- False Blochi Catfish: Corydoras delphax
- False Bluestreak Wrasse: Labroides pectoralis
- False Boarfish: Neocyttus helgae
- False Bombardier Beetle: Galerita bicolor
- False Brain Coral: Pavona varians
- False Brill: Pseudorhombus arsius
- False Bruce Spanworm: Itame loricaria
- False Butterfish: Parastromateus niger
- False Canyon Mouse: Peromyscus pseudocrinitus
- False Cat Shark: Pseudotriakis microdon
- False Catshark: Pseudotriakis microdon
- False Chinch Bug: Nysius raphanus
- false Cleaner Fish: Aspidontus taeniatus, Aspidontus taeniatus taeniatus
- false Cleanerfish: Aspidontus taeniatus, Aspidontus taeniatus taeniatus
- False Clown Anemonefish: Amphiprion ocellaris
- false Clownwrasse: Coris aygula, Coris cuvieri
- False Codling Moth: Thaumatotibia leucotreta
- False Coral: Myriapora truncata, Ricordia florida
- False Coral Snake: Anilius scytale, Erythrolamprus aesculapii, Erythrolamprus aesculapii monozonus, Erythrolamprus aesculapii tetrazonus, Erythrolamprus aesculapii venustissimus, Erythrolamprus ocellatus
- False Corydoras: Aspidoras pauciradiatus
- False Crocus Geometer Moth: Xanthotype urticaria
- False Cup-And-Saucer: Cheilea equestris
- False Doris: Adalaria proxima
- False Duskywing: Gesta gesta, Gesta invisa, Gesta invisus
- False Ear-Spot Cardinalfish: Apogon jenkinsi
- False Englishman: Chrysoblephus lophus
- False Featherback: Xenomystus nigri
- False Firemouth Cichlid: Amphilophus robertsoni
- False Fritillary: Anetia pantheratus
- False Fusilier: Paracaesio xanthura
- False Gallatin Parnassian: Parnassius clodius pseudogallatinus
- False Gavial: Tomistoma schlegelii
- False Gharial: Tomistoma schlegelii
- False Goats Beard: Anchoa cubana
- False Greenland Miter: Volutomitra groenlandica
- False Grunion: Colpichthys regis
- False Halfbeak: Oxyporhamphus micropterus, Oxyporhamphus micropterus similis
- False Halibut: Paralichthys olivaceus, Psettodes erumei
- False Harptail-Blenny: Plagiotremus laudandus, Plagiotremus laudandus flavus, Plagiotremus laudandus laudandus
- False Hemlock Looper: Nepytia canosaria
- False Hemlock Looper Moth: Nepytia canosaria
- False Herring: Harengula clupeola
- False Honey Ant: Prenolepis imparis
- False Indian Anchovy: Stolephorus advenus
- False Jack: Caranx latus
- False Jacopever: Sebastes capensis
- False Japanese Beetle: Strigoderma arboricola
- False Jewel Killi: Aphyosemion exigoideum
- False Jewell Killi: Aphyosemion exigoideum
- False Jumping Bush Cricket: Orocharis luteolira
- False Killer Whale: Pseudorca crassidens
- False Kingklip: Hoplobrotula gnathopus
- False Kinglip: Hoplobrotula gnathopus
- False Knob Coral: Montastraea cavernosa
- False Leopard: Macropharyngodon ornatus
- False Macropterus: Aspidoras albater
- False Map Turtle: Graptemys pseudogeographica, Graptemys pseudogeographica pseudogeographica
- False Meadowbeauty: Pterolepis glomerata
- False Mocha: Cyclophora porata
- False Moorish Idol: Heniochus diphreutes
- False Moray: Kaupichthys hyoproroides
- False Mudskipper: Blenniella periophthalmus
- False Mullet: Neomyxus leuciscus
- False Neon Tetra: Cerithium patens, Paracheirodon simulans
- False Network Catfish: Corydoras sodalis
- False Obscure Mealybug: Pseudococcus pseudobscurus
- False Ochre Sea Star: Evasterias troschelii
- False Oleander Scale: Pseudaulacaspis cockerelli
- False Osman: Schizopygopsis stoliczkai
- False Pacific Jingle: Pododesmus macrochisma
- False Pacific Jingle Shell: Pododesmus macrochisma
- False Panama Anchovy: Anchoa mundeola
- False Papillose Blenny: Acanthemblemaria greenfieldi
- False Parlatoria Scale: Pseudoparlatoria parlatorioides
- False Pilchard: Harengula clupeola
- False Plexaura: Pseudoplexaura crucis
- False Potato Beetle: Leptinotarsa juncta
- False Pricklywinkle: Tectarius antonii, Tectininus nodulosus
- False Puffer: Paraluteres prionurus
- False Puto Mealybug: Phenacoccus rubivorus
- False Pygmy Gourami: Trichopsis schalleri
- False Pygmy Shark: Etmopterus pseudosqualiolus
- False Quahog: Pitar morrhuanus
- False Red Nose Tetra: Nucula consentanea, Petitella georgiae
- False Red Stumpnose: Chrysoblephus lophus
- False Ringlet: Coenonympha oedippus
- False Robust Conehead: Neoconocephalus bivocatus
- False Rummy Nose: Nucula consentanea, Petitella georgiae
- False Rummy-nose: Nucula consentanea, Petitella georgiae
- False Rummy-nosed Tetra: Nucula consentanea, Petitella georgiae
- False Rummynose Tetra: Nucula consentanea, Petitella georgiae
- False Saddled Snake Eel: Evips percinctus
- False Sardine: Sardinella aurita
- False Scad: Caranx rhonchus
- False Scorpionfish: Centrogenys vaigiensis, Scorpaenopsis diabolus
- False Seatrout: Pterotolithus maculatus
- False Serotine Bat: Hesperoptenus doriae
- False Shovelnose Sturgeon: Pseudoscaphirhynchus kaufmanni
- False Silverstripe Halfbeak: Hyporhamphus meeki
- False Skunk Striped Clown: Amphiprion perideraion
- False Skunk-Striped Anemonefish: Amphiprion perideraion
- False Skunkstriped Anemonefish: Amphiprion perideraion
- False Sleeper-Goby: Amblygobius nocturnus
- False Softshell: Mya pseudoarenaria
- False Softshell Clam: Mya pseudoarenaria
- False Sow-Thistle: Reichardia tingitana
- False Sowthistle: Reichardia tingitana
- False Spider Mite: Pentamerismus taxi
- False Spike: Quincuncina mitchelli
- False Spirea: Anchoa cubana
- False Spotted Catfish: Corydoras leucomelas
- False Stable Fly: Muscina stabulans
- False Stomatella: Pseudostomatella erythrocoma
- False Stonefish: Scorpaenopsis diabolus
- False Strigilla: Strigilla pseudocarnaria
- False Swamp Rat: Xeromys myoides
- False Talking Catfish: Amblydoras hancockii
- False Thornback Skate: Raja straeleni
- false Three-Spot Cardinalfish: Apogon rhodopterus
- False Trochanter Mealybug: Pseudococcus dolichomelos
- False Ulreyi: Hyphessobrycon heterorhabdus, Notoplax verconis
- False Underwing: Allotria elonympha
- False Unicorn Caterpillar: Schizura ipomoeae
- False Wainscot: Leucania pseudargyria
- False Webworm: Nomophila nearctica
- False Western Froglet: Crinia pseudinsignifera
- false Whiptail: Pentapodus porosus
- False Whiting: Malacanthus latovittatus
- False Yellow Scale: Aonidiella comperei
- False Yellowjacket Cichlid: Parachromis motaguensis
- False Zokor: Myospalax aspalax
- False Zostera Shrimp: Hippolyte pleuracanthus
- False-Bean: Heterodonax bimaculatus
- False-Brome Scale: Antonina purpurea
- False-Eye Damsel: Abudefduf sparoides
- False-Eye Sergeant: Abudefduf sparoides
- false-Eye Toby: Canthigaster solandri
- False-Eyed Grubfish: Parapercis clathrata
- False-Eyed Pufferfish: Canthigaster papua
- False-Eyed Seahorse: Hippocampus biocellatus
- False-Eyed Wrasse: Halichoeres biocellatus
- False-Spined Catfish: Neosilurus pseudospinosus
- False-Spotted Gudgeon: Mogurnda oligolepis
- False-Windowed Sphinx: Madoryx pseudothyreus
- Falsebrome Felt Scale: Eriococcus brachypodii
- Falsetail Sandlance: Ammodytoides renniei
- Familiar Bluet: Enallagma civile
- Fan Horsemussel: Modiolus rectus
- Fan Shrimp-Goby: Flabelligobius latruncularia
- fan-Bellied Filefish: Monacanthus chinensis
- fan-Bellied Leatherjacket: Monacanthus chinensis
- fan-Belly Leatherjacket: Monacanthus chinensis
- Fan-Tailed Cuckoo: Cacomantis flabelliformis, Cuculus pyrrhophanus
- fan-Tailed Rag-Fish: Icosteus aenigmaticus
- Fan-Tailed Warbler: Euthlypis lachrymosa
- Fanaloka: Fossa fossana
- Fanfin Angler: Caulophryne jordani
- Fanfin Skate: Pseudoraja fischeri
- Fanfin Smooth-Head: Asquamiceps velaris
- Fanfish: Pteraclis aesticola, Pteraclis velifera, Pterycombus brama, Pterycombus petersii
- Fang’s Pygmy Goby: Trimma fangi
- Fang-toothed Blenny: Nicida nilgirica, Omobranchus ferox
- Fanged Viperfish: Chauliodus macouni
- Fangjaw Eel: Echiophis brunneus
- Fangtooth: Anoplogaster cornuta
- Fangtooth Lanternfish: Ceratoscopelus townsendi
- Fangtooth Moray: Enchelycore anatina
- Fangtooth Smooth-Head: Bathyprion danae
- Fangtooth Smoothhead: Bathyprion danae
- Fangtooth Snake Eel: Aplatophis chauliodus
- Fangtooth Snake-Eel: Aplatophis chauliodus
- Fannin’s Sheep: Ovis dalli
- Fanning Characin: Pyrrhulina rachoviana
- Fanning Pyrrhulina: Pyrrhulina rachoviana
- Fanray: Platyrhina sinensis
- Fanshell: Cyprogenia stegaria
- Fantail Darter: Etheostoma flabellare
- Fantail Filefish: Pervagor spilosoma
- Fantail Flounder: Megaustenia malepicum, Xystreurys liolepis
- fantail Mullet: Mugil gyrans, Mugil liza, Mugil trichodon, Valamugil georgii
- Fantail Pipefish: Doryrhamphus excisus excisus
- Fantail Ray: Pastinachus sephen, Taeniura meyeni
- Fantail Sole: Megaustenia malepicum, Xystreurys liolepis
- Fantail Stingray: Pastinachus sephen, Taeniura meyeni
- Fantail-Ray: Pastinachus sephen
- Fantastic Skipper: Vettius fantasos
- Far East Apple Scale: Aulacaspis mali
- Far Eastern Brook Lamprey: Lampetra reissneri
- Far Eastern Catfish: Parasilurus asotus
- Far Eastern Curlew: Numenius madagascariensis
- Far Eastern Ide: Tribolodon brandtii
- Far Eastern Myotis: Myotis bombinus
- Far Eastern Oystershell Scale: Lepidosaphes salicina
- Far Eastern Smooth Flounder: Liopsetta pinnifasciata
- Farallon Cyclostreme: Arene farallonensis, Macrarene farallonensis
- Farasan Gazelle: Gazella gazella farasani
- Farcimen Goby: Priolepis farcimen
- Farmerfish: Stegastes lividus
- Faroes Sunset Clam: Gari fervensis
- Fasciated Antshrike: Cymbilaimus lineatus
- Fasciated Snake-Eagle: Circaetus fasciolatus
- Fasciated Tiger-Heron: Tigrisoma fasciatum
- Fasciola Scale: Vinculaspis virgata
- Fast Hermit: Pagurixus festinus
- Fast-Calling Tree Cricket: Oecanthus celerinictus
- Fastidiosa Metalmark: Emesis fastidiosa
- Fastigial Range Grasshopper: Sticthippus californicus
- Fat Baby Ear: Sinum scopulosum
- Fat Catshark: Apristurus pinguis
- Fat Dormouse: Glis glis, Myoxus glis
- Fat Dovesnail: Anachis obesa, Parvanachis obesa
- Fat Fish: Sinocrossocheilus bamaensis, Sinocrossocheilus labiata, Sinocrossocheilus longibulla, Sinocrossocheilus nigrovittata, Sinocrossocheilus papillolabra, Sinocrossocheilus tridentis
- Fat Gaper: Tresus capax
- Fat Greenling: Hexagrammos otakii
- Fat Guam Partula: Partula gibba
- Fat Hive: Euconulus polygyratus
- Fat Horsemussel: Modiolus capax
- Fat Inkeeper: Echiurus echiurus alaskanus
- Fat Mouse: Steatomys pratensis
- Fat Mullet: Oedalechilus labiosus
- Fat Peaclam: Pisidium rotundatum
- Fat Pocketbook: Potamilus capax
- Fat Pocketbook Pearly Mussel: Potamilus capax
- Fat Sand Rat: Psammomys obesus, Psammomys obesus elegans
- Fat Sculpin: Batrachocottus nikolskii
- Fat Sea Star: Thromidia catalai
- Fat Sleeper: Dormitator maculatus
- Fat Snook: Centropomus parallelus
- Fat Three-Ridge: Amblema neislerii
- Fat Threeridge: Amblema neislerii
- Fat Tiger: Parantica rotundata
- Fat Toadlet: Uperoleia crassa
- Fat Vesicomya: Vesicomya vesica
- Fat Western Nassa: Nassarius perpinguis
- Fat Whelk: Neptunea ventricosa
- Fat-Headed Cod: Guttigadus globiceps
- Fat-Nosed Spiny Rat: Maxomys inflatus
- Fat-Tailed Antechinus: Pseudantechinus macdonnellensis
- Fat-Tailed Dunnart: Sminthopsis crassicaudata
- Fat-Tailed Dwarf Lemur: Cheirogaleus medius
- Fat-Tailed False Antechinus: Pseudantechinus macdonnellensis
- Fat-Tailed Gerbil: Pachyuromys duprasi
- Fat-Whorled Pondsnail: Stagnicola bonnevillensis
- Fatal Metalmark: Calephelis nemesis
- Fatback: Brevoortia tyrannus, Pomatomus saltatrix
- Fatfinger Marsh Crab: Armases benedicti
- Fathead: Cottunculus granulosus, Psychrolutes marmoratus
- Fathead Minnow: Pimephales promelas
- Father Schoenig’s Chocolate: Parantica schoenigi
- Father-Lasher: Myoxocephalus scorpius
- Fathom Fish: Thaleichthys pacificus
- Fatlip Caecum: Caecum cycloferum, Caecum cycloferum de
- Fatlips Minnow: Phenacobius crassilabrum
- Fatlips Swamp Eel: Ophisternon aenigmaticum
- Fatmucket: Lampsilis siliquoidea
- Fatsnout Rockclimbing Goby: Sicyopterus pugnans
- Fatu Hiva Flycatcher: Pomarea whitneyi
- Fatuhiva Monarch: Pomarea whitneyi
- Faughn’s Mackerel: Rastrelliger faughni
- Favored Tellin: Tellina fausta
- Fawn Antechinus: Antechinus bellus
- Fawn Cusk-Eel: Lepophidium profundorum
- Fawn Darner: Boyeria vinosa
- Fawn Hopping Mouse: Notomys cervinus
- Fawn Melania: Melanoides turriculus
- Fawn Roundleaf Bat: Hipposideros cervinus
- Fawn Shark: Lamiopsis temminckii
- Fawn-Breasted Brilliant: Heliodoxa rubinoides
- Fawn-Breasted Thrush: Zoothera machiki
- Fawn-Breasted Whistler: Pachycephala orpheus
- Fawn-Colored Mouse: Mus cervicolor
- Fawn-Coloured Mouse: Mus cervicolor
- Fawn-Footed Melomys: Melomys cervinipes
- Fawn-Footed Mosaic-Tailed Rat: Melomys cervinipes
- Fawn-Spotted Skipper: Cymaenes odilia, Cymaenes trebius
- Fawnsfoot: Truncilla donaciformis
- Fay Dog: Scyliorhinus canicula
- Fea’s Muntjac: Muntiacus feae
- Fea’s Petrel: Pterodroma feae
- Fea’s Tree Rat: Chiromyscus chiropus
- Fearful Owl: Nesasio solomonensis
- Feather Back: Chitala chitala, Notopterus notopterus, Papyrocranus afer
- Feather Blenny: Hypsoblennius hentz
- Feather Datemussel: Lithophaga plumula
- Feather Duster Worm: Eudistylia vancouveri
- Feather Fin: Hemigrammus unilineatus, Hemigrammus unilineatus unilineatus, Nomaeopelta stanfordiana
- Feather Goby: Callogobius plumatus
- Feather Honey Myrtle: Melaleuca thymifolia
- Feather Legged Orb Weaver: Uloborus glomosus
- Feather Shrimp: Pontocaris pennata
- Feather Star: Antedon mediterranea, Cenometra bella, Comanthus parvicirra, Endoxocrinus parrae, Florometra serratissima
- Feather Star Squat Lobster: Allogalathea elegans
- Feather Winged Beetle: Acrotrichis lucidula
- Feather-Barbelled Squeaker: Synodontis manni
- Feather-Tailed Glider: Acrobates pygmaeus
- Feather-Tailed Possum: Distoechurus pennatus
- Feather-Tailed Tree Shrew: Ptilocercus lowii
- Featherback: Chitala chitala
- Featherduster Blenny: Hypleurochilus multifilis
- Feathered Halfbeak: Zenarchopterus dispar
- Feathered Hydroid: Halocordyle disticha
- Feathered River-Garfish: Zenarchopterus dispar
- Feathered Thorn: Colotois pennaria
- Featherfin: Hemigrammus unilineatus, Hemigrammus unilineatus unilineatus, Nomaeopelta stanfordiana
- Featherfin Barb: Puntius filamentosus
- Featherfin Bullfish: Heniochus acuminatus
- Featherfin Cichlid: Cyathopharynx furcifer
- Featherfin Coralfish: Heniochus acuminatus
- Featherfin Flounder: Grammatobothus pennatus
- Featherfin Panchax: Pterolebias longipinnis
- Featherfin Pearlfish: Simpsonichthys constanciae
- Featherfin Sardine: Hemigrammus unilineatus, Hemigrammus unilineatus unilineatus, Nomaeopelta stanfordiana
- Featherfin Squeaker: Synodontis eupterus
- Featherfin Tetra: Hemigrammus unilineatus, Hemigrammus unilineatus unilineatus, Nomaeopelta stanfordiana
- Featherfish: Dendrochirus brachypterus
- Featherflower: Verticordia plumosa, Verticordia plumosa ’Pink Lace’
- Featherlegged Orbweaver Spider: Uloborus glomosus
- Feathertail Glider: Acrobates pygmaeus
- Feathertail Possum: Distoechurus pennatus
- Feathertail Stingray: Pastinachus sephen
- Feathery Shipworm: Bankia setacea
- Feeble Shrimp: Palaemon debilis
- Feeler Fish: Bathypterois longifilis
- Felder’s Orange Tip: Anthocharis cethura cethura
- Felder’s Tiger: Parantica phyle
- Feline Doris: Sclerodoris tanya
- Feline Owlet-Nightjar: Euaegotheles insignis
- Felou Gundi: Felovia vae
- Felt Fern: Pyrrosia hastata, Pyrrosia lingua
- Felt-Sac Mealybug: Cryptoripersia arizonensis
- Felted Ash Coccus: Pseudochermes fraxini
- Felted Ash Scale: Pseudochermes fraxini
- Felted Beech Coccus: Cryptococcus fagisuga
- Felted Grass Coccid: Antonina graminis
- Felted Pine Coccid: Eriococcus araucariae araucariae
- Felten’s Myotis: Myotis punicus
- Felten’s Vole: Microtus felteni
- Feminine Clam Shrimp: Cyzicus gynecia
- Feminine Wrasse: Anampses femininus
- Fence Lizard: Sceloporus consobrinus, Sceloporus undulatus, Sceloporus undulatus cowlesi, Sceloporus undulatus elongatus, Sceloporus undulatus erythrocheilus, Sceloporus undulatus garmani, Sceloporus undulatus hyacinthinus, Sceloporus undulatus tristichus, Sceloporus undulatus undulatus
- Fender’s Blue: Plebejus icarioides fenderi
- Fender’s Rhyacophilan Caddisfly: Rhyacophila fenderi
- Fender’s Soliperlan Stonefly: Soliperla fenderi
- Fenestrate Dovesnail: Columbellopsis nycteis, Mitrella nycteis
- Fenestrate Limpet: Notoacmea fenestrata, Tectura fenestrata
- Fenestratus: Protomelas fenestratus
- Fenix Lobster: Neoglyphea inopinata
- Fennec: Vulpes zerda
- Fennec Fox: Vulpes zerda
- Fenney Spring Hydrobe: Aphaostracon xynoelictum
- Fer-De-Lance: Bothrops asper
- Feraau’s Cavalla: Carangoides ferdau
- Feral Ass: Equus asinus
- Feral Cat: Felis silvestris
- Feral Goat: Capra hircus
- Feral Hog: Sus scrofa
- Feral Pig: Sus scrofa
- Feralia Major: Feralia major
- Ferdau’s Trevally: Carangoides ferdau
- Ferdy: Carangoides ferdau
- Fergusson Island Striped Possum: Dactylopsila tatei
- Fern: Horisme tersata
- Fern Aphid: Idiopterus nephrelepidis
- Fern Bank Salamander: Eurycea pterophila
- Fern Hydroid: Abietinaria filicula
- Fern Scale: Pinnaspis aspidistrae aspidistrae
- Fern Yellow-faced Bee: Nesoprosopis filicum
- Fernald Brooding Anemone: Cribrinopsis fernaldi, Epiactis fernaldi
- Fernandez’s Sword-Nosed Bat: Lonchorhina fernandezi
- Fernandina Galapagos Mouse: Nesoryzomys fernandinae
- Fernandina’s Flicker: Colaptes fernandinae
- Fernando Po Speirops: Speirops brunneus
- Fernando Po Swift: Apus sladeniae
- Fernwren: Oreoscopus gutturalis
- Ferraris’ Goby: Exyrias ferrarisi
- Ferratilis Satyr: Pedaloides ferratilis
- Ferrer’s Goby: Pseudaphya ferreri
- Ferrets: Mustela macrodon
- Ferris Atriplex Mealybug: Humococcus atriplicis
- Ferris Grass Mealybug: Discococcus graminis
- Ferris Oak Mealybug: Dysmicoccus quercicolus
- Ferris’ Copper: Lycaena ferrisi
- Ferris’s Kermes: Allokermes ferrisi
- Ferruginous Babbler: Trichastoma bicolor
- Ferruginous Duck: Aythya nyroca
- Ferruginous Hawk: Buteo regalis
- Ferruginous Partridge: Caloperdix oculeus
- Ferruginous Pygmy Owl: Glaucidium brasilianum
- Ferruginous Pygmy-Owl: Glaucidium brasilianum, Glaucidium brasilianum brasilianum, Glaucidium brasilianum cactorum, Glaucidium brasilianum duidae, Glaucidium brasilianum medianum, Glaucidium brasilianum pallens, Glaucidium brasilianum phaloenoides, Glaucidium brasilianum ucayalae
- Ferruginous White-Eyed Duck: Aythya nyroca
- Fescue Mealybug: Antoninella inaudita
- Festa’s North African Russet Tick: Ixodes festai
- Festae: Cichlasoma festae
- Festae Cichlid: Cichlasoma festae
- Festive Cichlid: Mesonauta festivus, Zoila rosselli
- Festive Coquette: Lophornis chalybeus
- festive Drum: Pareques fuscovittatus
- Festive Midget: Elaphria festivoides
- Festive Murex: Pteropurpura festiva
- Festive Parrot: Amazona festiva
- Festive Parrotfish: Scarus festivus, Sphaerarthrum mastersii
- Festive Ribbonfish: Eutaeniophorus festivus
- Festive Ribbontail: Eutaeniophorus festivus
- Festive Snailfish: Liparis marmoratus
- Festive Tiger Beetle: Cicindela scutellaris, Cicindela scutellaris criddlei, Cicindela scutellaris flavoviridis, Cicindela scutellaris lecontei, Cicindela scutellaris rugata, Cicindela scutellaris rugifrons, Cicindela scutellaris scutellaris, Cicindela scutellaris unicolor, Cicindela scutellaris yampae
- Festivum: Mesonauta festivus, Zoila rosselli
- Festoon: Apoda avellana
- Fetter-Bush: Leucothoe axillaris
- Fetterbush: Leucothoe fontanesiana ’Cherry Hill’, Leucothoe fontanesiana ’Lovita’, Leucothoe fontanesiana ’Mary Elizabeth’, Leucothoe fontanesiana ’Nana’, Leucothoe fontanesiana ’Rainbow’, Leucothoe fontanesiana ’Rollisonii’, Leucothoe fontanesiana ’Scarletta’, Leucothoe fontanesiana ’Trivar’, Leucothoe keiskei, Leucothoe keiskei ’Royal Ruby’
- Few Setae Eriococcin: Eriococcus oligotrichus
- Few-Flower Blue-Eyed Mary: Collinsia sparsiflora
- Few-Flowered Blue-Eyed Mary: Collinsia parviflora
- Few-Rayed Limia: Limia pauciradiata
- Few-Rayed Pipefish: Bhanotia pauciradiata
- Few-Rib Dwarf-Turban: Homalopoma paucicostatum
- Few-Ribbed Dwarf-Turban: Homalopoma paucicostatum
- Few-Spot Lirularia: Lirularia parcipicta
- Few-Spotted Lirularia: Lirularia parcipicta
- Fewpored Gudgeon: Oxyeleotris paucipora
- Fiatolon: Stromateus fiatola
- Fiddle Fish: Squatina squatina
- Fiddle-String Snake: Imantodes cenchoa, Imantodes cenchoa cenchoa
- Fiddlefish: Rhinobatos percellens, Spondylus pickeringae
- Fiddler: Alectis ciliaris, Elops saurus, Salmo salar, Salmo salar relictus, Spondylus smytheae, Trygonorrhina fasciata
- Fiddler Crab: Uca helleri
- Fiddler Shrimp: Metapenaeopsis stridulans
- Fiddlerfish: Rhinobatos percellens, Spondylus pickeringae
- Field Bindweed Moth: Tyta luctuosa
- Field Cockroach: Blattella vaga
- Field Crescent: Phyciodes pratensis, Phyciodes pulchella, Phyciodes pulchella pulchella, Phyciodes pulchella shoshoni, Phyciodes pulchella totchone
- Field Cricket: Gryllus campestris, Gryllus pennsylvanicus
- Field Sparrow: Spizella pusilla, Spizella pusilla arenacea
- Field Vole: Microtus agrestis
- Fieldfare: Turdus pilaris
- Fierasfer: Echiodon dentatus
- Fierce Leaf-Nosed Bat: Hipposideros dinops
- Fierce Odontaspis: Odontaspis ferox
- Fierce Pike Smelt: Sudis atrox
- Fierce Roundleaf Bat: Hipposideros dinops
- Fierce Shark: Odontaspis ferox
- Fiery Armhook Squid: Gonatus pyros
- Fiery Clearwing: Bembecia chrysidiformis
- Fiery Hunter: Calosoma calidum
- Fiery Minivet: Pericrocotus igneus
- Fiery Redfin: Pseudobarbus phlegethon, Sphaerium tasmanicum
- Fiery Searcher: Calosoma scrutator
- Fiery Skipper: Hylephila phyleus
- Fiery Spiny Mouse: Acomys ignitus
- Fiery Squirrel: Sciurus flammifer
- Fiery Topaz: Topaza pyra
- Fiery-Billed Aracari: Pteroglossus frantzii
- Fiery-Capped Manakin: Machaeropterus pyrocephalus
- Fiery-Eyed Dancer: Argia oenea
- Fiery-Necked Nightjar: Caprimulgus pectoralis
- Fiery-Shouldered Parakeet: Pyrrhura egregia
- Fiery-Tailed Awlbill: Anthracothorax recurvirostris
- Fiery-Throated Fruiteater: Pipreola chlorolepidota
- Fiery-Throated Hummingbird: Panterpe insignis
- Fieryblack Shiner: Cyprinella pyrrhomelas
- Fifer: Aulostomus maculatus
- Fifteen-Spined Stickleback: Spinachia spinachia
- Fifteen-spotted Ladybird Beetle: Anatis labiculata
- Fifteenspine Stickleback: Spinachia spinachia
- Fig Oystershell Scale: Lepidosaphes conchiformis
- Fig Scale: Lepidosaphes conchiformis
- Fig Seed Diving Beetle: Desmopachria cenchramis
- Fig Sphinx: Pachylia ficus
- Fig Sponge: Suberites ficus
- Fig Wax Scale: Ceroplastes rusci
- Figbird: Sphecotheres viridis
- Fighting Loach: Nemacheilus selangoricus
- Figure of Eighty: Tethea ocularis
- Figured Tiger Moth: Grammia figurata
- Fiji Banded Iguana: Brachylophus fasciatus
- Fiji Crested Iguana: Brachylophus vitiensis
- Fiji Foxface: Siganus uspi
- Fiji Goshawk: Accipiter rufitorques
- Fiji Ground Frog: Platymantis vitiana
- Fiji Herring: Sardinella fijiense
- Fiji Petrel: Pseudobulweria macgillivrayi
- Fiji Sardinella: Sardinella fijiense
- Fiji Shrikebill: Clytorhynchus vitiensis
- Fiji Snake: Ogmodon vitianus
- Fiji Threadfin Bream: Nemipterus vitiensis
- Fijian Monkey-Faced Bat: Pteralopex acrodonta
- Fijian Silverside: Hypoatherina ovalaua, Kalidos vasihae
- Filament Barb: Puntius filamentosus
- Filament Bearer: Nematocampa limbata
- Filament Blenny: Emblemaria hyltoni
- Filament Dartfish: Ptereleotris hanae
- Filament Finned Parrotfish: Naninia fuscostrigata, Scarus altipinnis
- filament-Fin Wrasse: Paracheilinus filamentosus
- Filament-finned Parrot Fish: Naninia fuscostrigata, Scarus altipinnis
- Filament-finned Parrotfish: Naninia fuscostrigata, Scarus altipinnis
- Filament-Finned Petrochromis: Petrochromis trewavasae, Petrochromis trewavasae trewavasae
- Filament-Finned Prawn-Goby: Stonogobiops nematodes
- Filament-Finned Stinger: Inimicus filamentosus
- Filamented Barb: Puntius filamentosus
- filamented Flasher: Paracheilinus filamentosus
- Filamented Grenadier: Coryphaenoides filifer
- Filamented Rattail: Coryphaenoides filifer
- Filamented Sanddiver: Trichonotus setiger
- filamented Sculpin: Icelinus filamentosus
- Filamentous Blenny: Cirripectes filamentosus
- Filamentous Mojarra: Gerres filamentosus
- Filamentous Rattail: Gadomus aoteanus
- Filamentous Saury: Saurida filamentosa
- Filamentous Wrasse: Paracheilinus filamentosus
- Filatova Tridonta: Astarte filatovae
- Filbertworm: Cydia latiferreana
- File Campeloma: Campeloma limum
- File Disc: Discus selenitoides
- File Dogwinkle: Nucella lima
- File Elimia: Elimia striatula
- File Fleshy Limpet: Lucapinella limatula
- File Limpet: Lottia limatula
- File Macoma: Macoma elimata
- File Paper-Bubble: Philine lima
- File Paperbubble: Philine lima
- File Rams-Horn: Planorbella pilsbryi
- File Thorn: Carychium nannodes
- File Yoldia: Yoldia limatula
- Filefish: Aluterus schoepfii, Aluterus scriptus, Balistes capriscus, Canthidermis sufflamen, Monacanthus chinensis, Sebastiscus marmoratus
- Filesnout Grenadier: Caelorinchus denticulatus
- Filetail Cat Shark: Parmaturus xaniurus
- Filetail Catshark: Parmaturus xaniurus
- Filetail Fanskate: Sympterygia lima
- Filfola Lizard: Podarcis filfolensis
- Filigree Skimmer: Pseudoleon superbus
- Filiment Bearer: Nematocampa limbata
- Fillet Dart: Euxoa redimicula
- Filmy Dome Spider: Neriene radiata
- Filose Mangelia: Pyrgocythara filosa
- Filose Turban: Turbo cailletii
- Fimbriate Gudgeon: Oxyeleotris fimbriata
- Fimbriate Shipworm: Bankia fimbriatula
- Fimbriated Moray: Gymnothorax fimbriatus
- Fin Whale: Balaenoptera physalus, Balaenoptera physalus physalus
- fin-Spot Razor Wrasse: Xyrichtys melanopus
- Finback Whale: Balaenoptera physalus, Balaenoptera physalus physalus
- Finch Whelk: Buccinum fringillum
- Finch-Billed Starling: Scissirostrum dubium
- Findley’s Myotis: Myotis findleyi
- Fine Flounder: Paralichthys adspersus
- Fine Scaled Sucker: Catostomus commersonii
- Fine Shrimp: Metapenaeus elegans
- Fine-Barred Piculet: Picumnus subtilis
- Fine-Cut Alvania: Alvania microglypta
- Fine-Groove Solarelle: Solariella micraulax
- Fine-Line Caecum: Caecum heladum
- Fine-Line Lucine: Parvilucina tenuisculpta
- Fine-Lined Emerald: Somatochlora filosa
- Fine-Lined Hydrobe: Onobops jacksoni
- Fine-Lined Lucine: Parvilucina tenuisculpta
- Fine-Lined Nutclam: Nuculana cellulita
- Fine-Lined Pocketbook: Lampsilis altilis
- Fine-Lined Rams-Horn: Planorbella occidentalis
- Fine-Lined Sallow: Catabena lineolata
- Fine-lined Squirrelfish: Khasiella falcata, Sargocentron microstoma
- Fine-Lined Stripe-Streak: Arawacus sito
- Fine-Mesh Wentletrap: Opalia aurifila
- Fine-Rayed Pearly Mussel: Epioblasma personata
- Fine-Rayed Pigtoe: Fusconaia cuneolus
- Fine-Rayed Pigtoe Pearly Mussel: Fusconaia cuneolus
- Fine-Rib Cardiomya: Cardiomya planetica
- Fine-Ribbed Auger: Terebra protexta
- Fine-Ribbed Striate: Striatura milium
- Fine-Ribbed Wentletrap: Epitonium occidentale
- Fine-Ridged Elimia: Elimia semicarinata
- Fine-Scale Minnow: Phoxinus neogaeus
- Fine-Scale Whiting: Sillago schomburgkii
- Fine-Scaled Dottyback: Lubbockichthys multisquamatus
- Fine-Scaled Yellowfin: Plagiognathops microlepis
- Fine-Sculpted Cerith: Finella tenuisculpta
- Fine-Sculpted Frogsnail: Bursa ranelloides, Bursa ranelloides tenuisculpta
- Fine-Speckled Moray: Echidna delicatula
- Fine-Spotted Grunter-Bream: Pomadasys argenteus
- Fine-Spotted Pufferfish: Canthigaster compressa
- Fine-Spotted Rabbitfish: Siganus punctatissimus
- fine-Spotted Sand-Goby: Fusigobius neophytus
- Fine-Spotted Woodpecker: Campethera punctuligera
- Finelined Pocketbook: Lampsilis altilis
- Finelined Squirrelfish: Khasiella falcata, Sargocentron microstoma
- Finelined Surgeonfish: Acanthurus grammoptilus
- Finely-Striate Buccinum: Buccinum striatissimum
- finepatterned Puffer: Takifugu poecilonotus
- Finerayed Pigtoe: Fusconaia cuneolus
- Finescale Antimora: Antimora microlepis
- Finescale Arrowfin Goby: Oxyurichthys microlepis
- Finescale Codling: Antimora microlepis
- Finescale Cusk-eel: Hippocampus punctalatus, Lepophidium microlepis
- Finescale Dace: Phoxinus neogaeus
- Finescale Dottyback: Lubbockichthys multisquamatus
- Finescale Foureyed Fish: Anableps microlepis
- Finescale Foureyes: Anableps microlepis
- Finescale Goby: Kalidos galokoae, Lepidogobius lepidus
- Finescale Menhaden: Brevoortia gunteri
- Finescale Mora: Antimora microlepis
- Finescale Razorbelly Minnow: Salmostoma phulo
- Finescale Razorfish: Cymolutes torquatus
- Finescale Saddled Darter: Etheostoma osburni
- Finescale Sleeper: Gobiomorus polylepis
- Finescale Splitfin: Allodontichthys polylepis
- Finescale Sucker: Catostomus catostomus catostomus
- Finescale Tigerfish: Datnioides microlepis
- Finescale Triggerfish: Balistes polylepis
- Finespot Goby: Chaeturichthys stigmatias
- Finespotted Flounder: Pleuronichthys cornutus
- Finespotted Jawfish: Opistognathus punctatus
- Finespotted Moray: Gymnothorax dovii
- Finespotted Rabbitfish: Siganus punctatissimus
- Finetooth Rockclimbing Goby: Sicyopterus eudentatus
- Finetooth Shark: Carcharhinus isodon
- Finetooth Squeaker: Podocerus karu, Synodontis vanderwaali
- Finger Coral: Porites compressa
- Finger Fish: Monodactylus argenteus
- Fingered Dagger: Acronicta dactylina
- Fingered Dragonet: Dactylopus dactylopus
- Fingerfish: Monodactylus argenteus, Monodactylus sebae
- fingerlip Tonguesole: Paraplagusia bilineata
- Fingernail Moonsnail: Haliotinella patinaria
- Fingerprint Cyphoma: Cyphoma signatum
- Fingerprint Sharpnose Puffer: Canthigaster compressa
- Fingerprint Toby: Canthigaster compressa
- Finitiman Yellow-faced Bee: Nesoprosopis finitima
- Finke Goby: Chlamydogobius japalpa
- Finke River Hardyhead: Craterocephalus centralis
- finlayson’s Cave Bat: Eptesicus finlaysoni, Vespadelus finlaysoni
- Finlayson’s Squirrel: Callosciurus finlaysonii
- Finless Eel: Apterichtus equatorialis, Apterichtus kendalli
- Finless Flounder: Achiropsetta tricholepis, Neoachiropsetta milfordi
- Finless Moray: Uropterygius fuscoguttatus
- Finless Pearlfish: Encheliophis vermicularis
- finless Pipefish: Penetopteryx nanus
- Finless Porpoise: Neophocaena phocaenoides, Neophocaena phocaenoides asiaeorientalis, Neophocaena phocaenoides phocaenoides
- Finless Sleeper Ray: Temera hardwickii
- Finless Snake Eel: Ichthyapus ophioneus
- Finless Sole: Pardachirus marmoratus
- Finlet Scad: Atule mate
- Finletted Mackerel: Megalaspis cordyla
- Finletted Mackerel Scad: Megalaspis cordyla
- Finley’s Cave Amphipod: Stygobromus finleyi
- Finmark Paper-Bubble: Philine finmarchica
- Finmark Paperbubble: Philine finmarchica
- Finmark’s Tunicate: Cnemidocarpa finmarkiensis
- Finn’s Baya Weaver: Ploceus megarhynchus
- Finn’s Weaver: Ploceus megarhynchus
- Finned Grasshopper: Trachyrhachys aspera
- Finned Stilt Crab: Palicus faxoni
- Finned Worm Eel: Echelus uropterus
- Finnock: Salmo trutta trutta
- finny Sand-Eel: Lamnostoma orientalis
- Finny Scad: Megalaspis cordyla
- Finny Snake Eel: Caecula pterygera
- Finny Snake-Eel: Caecula pterygera
- Finscale Triggerfish: Balistes polylepis
- Finscaled Scoprionfish: Scorpaena guttata
- Finsch’s Bulbul: Alophoixus finschii
- Finsch’s Francolin: Francolinus finschi
- Finsch’s Imperial-Pigeon: Ducula finschii
- Finsch’s Pygmy-Parrot: Micropsitta finschii
- Finsch’s Reed-Warbler: Acrocephalus rehsei
- Finspot Ray: Raja cervigoni
- finspot Soldierfish: Myripristis botche, Scaptia limbithorax
- Finspot Wrasse: Xenojulis margaritaceus
- Finstripe Goatfish: Upeneus taeniopterus
- fintail Serpent Eel: Neenchelys buitendijki, Neenchelys buitendijkide
- fiolenti’s Smooth Head: Conocara fiolenti
- Fiolenti’s Smooth-Head: Conocara fiolenti
- Fiona: Fiona pinnata
- Fiordland Crested Penguin: Eudyptes pachyrhynchus
- Fiordland Penguin: Eudyptes pachyrhynchus
- Fiorinia Scale: Fiorinia fioriniae
- Fir Bark Beetle: Cryphalus piceae, Pityokteines spinidens, Pityophthorus pityographus
- Fir Bud Scale: Physokermes concolor
- Fir Cone Looper: Eupithecia spermaphaga
- Fir Engraver: Scolytus ventralis
- Fir Needle Inchworm: Eupithecia luteata
- Fir Pinwheel: Radiodiscus abietum
- Fir Scale: Parlatoria parlatoriae
- Fir Seed Maggot: Earomyia abietum
- Fir Twig Scale: Eulecanium sericeum
- Fire Ant: Solenopsis geminata, Solenopsis wagneri
- Fire Clown: Amphiprion frenatus
- Fire Clownfish: Amphiprion melanopus
- Fire Damsel: Pomacentrus bankanensis
- Fire Dartfish: Khasiella hyba, Nemateleotris magnifica
- fire Eel: Mastacembelus erythrotaenia
- Fire Fish: Khasiella hyba, Nemateleotris magnifica
- Fire Goby: Khasiella hyba, Nemateleotris magnifica
- Fire Neon: Autocoptis sericea, Hemigrammus erythrozonus
- Fire Rasbora: Rasbora vaterifloris
- Fire Shrimp: Lysmata debelius, Metapenaeus alcocki
- Fire-Back Crayfish: Cambarus pyronotus
- Fire-Bellied Brush-Furred Rat: Lophuromys nudicaudus
- Fire-Bellied Toad: Bombina orientalis
- Fire-Bellied Woodpecker: Thripias pyrrhogaster
- Fire-Eyed Diucon: Xolmis pyrope
- Fire-Fin Barb: Puntius ticto
- Fire-Footed Rope Squirrel: Funisciurus pyrropus
- Fire-Maned Bowerbird: Sericulus bakeri
- Fire-Tail Devil: Labracinus cyclophthalmus
- Fire-Throated Metaltail: Metallura eupogon
- Fire-Tufted Barbet: Psilopogon pyrolophus
- Fireback Crayfish: Cambarus pyronotus
- Fireball Bee Balm: Monarda ’Fireball’
- Firebelly Darter: Etheostoma pyrrhogaster
- Firebelly Grenadier: Caelorinchus ventrilux
- Firebird Cichlid: Aulonocara hansbaenschi
- Firebrat: Thermobia domestica
- Firebush Scale: Lepidosaphes yanagicola
- Firecracker Plant: Monarda ’Colrain Red’, Monarda didyma ’Blue Stocking’, Monarda didyma ’Bryan Thompson’, Monarda didyma ’Coral Reef’, Monarda didyma ’Croftway Pink’, Monarda didyma ’Dark Ponticum’, Monarda didyma ’Gardenview Scarlet’, Monarda didyma ’Jacob Cline’, Monarda didyma ’Marshall’s Delight’, Monarda didyma ’Panorama Mix’, Monarda didyma ’Panorama Red Shades’, Monarda didyma ’Raspberry Wine’, Monarda didyma ’Snow White’, Monarda didyma ’Violet Queen’
- Firecracker Skimmer: Libellula saturata
- Firefin Barb: Puntius ticto
- Firefish: Nemateleotris magnifica, Pterois volitans
- Firefly: Photuris lucicrescens, Pleotomus pallens
- Firefly Squid: Watasenia scintillans
- firehead Tetra: Hemigrammus bleheri
- Fireman Grasshopper: Tolgadia infirma
- Firemouth: Amphilophus macracanthus, Thorichthys meeki
- Firemouth Cichlid: Thorichthys meeki
- Firemouth Epiplatys: Epiplatys chaperi
- Firetail Dottyback: Pseudochromis flammicauda
- Firetailed Gudgeon: Hypseleotris galii
- Firethroat: Luscinia pectardens
- Fireweed Caterpillar: Alypia langtoni
- Firewood Catfish: Sorubimichthys planiceps
- Firgate Tuna: Auxis rochei rochei, Auxis thazard thazard
- First Born Geometer: Archiearis infans
- Fischer Verticord: Verticordia fischeriana
- Fischer’s Bush-cricket: Pholidoptera fallax
- Fischer’s Clawed Salamander: Onychodactylus fischeri
- Fischer’s Little Fruit Bat: Rhinophylla fischerae
- Fischer’s Lovebird: Agapornis fischeri
- Fischer’s Pygmy Fruit Bat: Haplonycteris fischeri
- Fischer’s Shrew: Crocidura fischeri
- Fischer’s Turaco: Tauraco fischeri
- fischer’s Victoria Squeaker: Synodontis afrofischeri
- Fish: Gadus morhua
- Fish Crow: Corvus ossifragus
- Fish Doctor: Gymnelus viridis
- Fish Eagle: Pandion haliaetus
- Fish Eel: Amphiuma pholeter, Amphiuma tridactylum
- Fish Hawk: Pandion haliaetus
- Fish Lake Physa: Physella microstriata
- Fish Lake Pyrg: Pyrgulopsis ruinosa
- Fish Shark: Rhizoprionodon acutus
- Fish Slough Springsnail: Pyrgulopsis perturbata
- Fish Spring Pocket Gopher: Thomomys bottae abstrusus
- Fish Springs Marshsnail: Stagnicola pilsbryi
- Fish-eating Anemone: Urticina piscivora
- Fish-Eating Bat: Myotis vivesi
- Fish-Eating Crocodile: Gavialis gangeticus
- Fish-Eating Star: Stylasterias forreri
- Fish-eating Urticina: Urticina piscivora
- Fish-Shark: Rhizoprionodon acutus
- Fisher: Martes pennanti
- Fisher’s Angel: Centropyge fisheri
- Fisher’s Angelfish: Centropyge fisheri
- Fisher’s Pygmy Angelfish: Centropyge fisheri
- Fisher’s Seahorse: Hippocampus fisheri
- Fishfly: Chauliodes rastricornis
- Fishgod Blenny: Malacoctenus ebisui
- Fishhook Waterflea: Cercopagis pengoi
- Fishing Cat: Prionailurus viverrinus
- fishing Frog: Antennarius biocellatus, Antennarius hispidus
- Fishing Spider: Dolomedes tenebrosus, Dolomedes triton, Dolomedes vittatus
- Fishnet Lizardfish: Synodus sageneus
- Fishnet Pygmy Goby: Trimma agrena
- Fisk’s House Snake: Lamprophis fiskii
- Fison’s Flounder: Arnoglossus fisoni
- Fison’s Lefteye Flounder: Arnoglossus fisoni
- Fissi: Sarotherodon caroli
- Fissured Sea Cucumber: Astichopus multifidus
- Fistulose Cardinalfish: Siphamia fistulosa
- Fitch Piddock: Penitella fitchi
- Fitch’s Pygmy Octopus: Octopus fitchi
- fitch’s Scabbardfish: Lepidopus fitchi
- Fitzinger’s Leaf Litter Frog: Eleutherodactylus fitzingeri
- Fitzroy River Turtle: Rheodytes leukops
- Five Armed Ophiactis: Ophiactis quinqueradia
- Five Finger: Abudefduf saxatilis, Abudefduf saxatilis vaigiensis
- Five Lined Snapper: Lutjanus quinquelineatus
- Five Lined Threadfin Bream: Nemipterus celebicus
- Five Spot: Hemichromis elongatus
- Five Spot Herring: Hilsa kelee
- Five Striped Surge Wrasse: Thalassoma quinquevittatum
- Five-Band Lizardfish: Synodus ulae
- Five-Banded Parrotfish: Scarus schlegeli
- five-Banded Sergeant-Major: Abudefduf vaigiensis
- Five-Banded Wrasse: Hemigymnus fasciatus
- Five-Bar Pygmy-Goby: Eviota zebrina, Kaliella fastigiata
- Five-Bear Cockling: Ciliata mustela
- Five-Bearded Rockling: Ciliata mustela
- Five-Colored Barbet: Capito quinticolor
- Five-Coloured Barbet: Capito quinticolor
- Five-Eyed Flounder: Pseudorhombus quinquocellatus
- five-Finger Wrasse: Xyrichtys pentadactylus
- Five-keeled Spiny-tailed Iguana: Ctenosaura quinquecariniata
- five-Line Cardinalfish: Cheilodipterus quinquelineatus
- five-Line Coral-Goby: Gobiodon quinquestrigatus
- Five-Line Snapper: Lutjanus quinquelineatus
- Five-Lined Cardinal: Cheilodipterus quinquelineatus
- five-Lined Cardinalfish: Cheilodipterus quinquelineatus
- five-Lined Coral Goby: Gobiodon quinquestrigatus
- Five-Lined Seaperch: Lutjanus quinquelineatus
- Five-Lined Skink: Plestiodon fasciatus
- Five-Lined Snapper: Lutjanus quinquelineatus
- Five-Lined Threadfin Bream: Nemipterus celebicus
- Five-Rayed Sanddab: Citharichthys mariajorisae
- Five-Saddle Parrotfish: Scarus scaber
- Five-Spined Stickleback: Culaea inconstans
- Five-Spot Herring: Hilsa kelee
- Five-Spotted Clearwing: Pteronymia cotytto
- Five-Spotted Wrasse: Symphodus roissali
- Five-Streaked Coral Goby: Gobiodon quinquestrigatus
- Five-Stripe Surge Wrasse: Thalassoma quinquevittatum
- Five-Striped Leaftail: Phyllogomphoides albrighti
- Five-Striped Sparrow: Aimophila quinquestriata, Amphispiza quinquestriata
- Five-Toed Pygmy Jerboa: Cardiocranius paradoxus
- Five-Tooth Vertigo: Vertigo ventricosa
- Fiveband Barb: Puntius pentazona
- fiveband Cardinalfish: Cheilodipterus quinquelineatus
- Fiveband Flagtail: Kuhlia mugil
- Fiveband Surgeonfish: Acanthurus triostegus
- Fivebanded Wrasse:
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