font settings and languages

Font Size: Large | Normal | Small
Font Face: Verdana | Geneva | Georgia
Languages:

Plecotus rafinesquii

(Lump-Nosed Bats)

Overview

[ Back to top ]

Vulnerable

Threat status

Interesting Facts

[ Back to top ]
 

Common Names

[ Back to top ]

Click on the language to view common names.

Common Names in Czech:

netopýr Rafinesqueův

Common Names in English:

Lump-Nosed Bats, rafinesque's big-eared bat, Rafinesque's Big-Eared Bat;eastern Lump-Nosed Bat

Description

[ Back to top ]

Physical Description

Species Plecotus rafinesquii

Size: This medium-sized bat ranges from 9.5 - 10.5 cm (3.7 - 4.1 in) in total length. Color: Individual hairs of the fur are bicolored with black bases , the tips of the hairs being grayish brown on the dorsum and nearly white on the venter . Other things to look for: The very long ears, over 2.54 cm (1 in) in length and joined in the middle , are the most distinctive characteristic of this species. Two large, conspicuous glands are present on either side of the snout, and form prominent lumps on the top of the nose.

Habitat

In terms of its natural history, this is one of the least known bats of the southeastern United States. It is colonial , and roosts can contain from several individuals to over 100. Females maintain separate roosts in the spring and summer when rearing young, but males and females roost together in the fall and winter months. The Rafinesque's Big-eared Bat roosts in buildings, old mine shafts, wells, caves, hollow trees , areas behind loose bark , and crevices in rock ledges. This species is not crepuscular like most other bat species. Instead, it becomes active only in complete darkness. It

Biome: Terrestrial

Biology

[ Back to top ]

Diet

Feeds on flying insects.

Reproduction

Breeding occurs in the fall . The female joins with others in a "nursery colony ," and her single offspring is born the following May or June. Young are able to fly within three weeks after birth and reach adult size in about one month.

Behavior

Several species of snakes prey upon it. This species hibernates in the winter months, but may be active during warm spells in the southern portions of its range .

Taxonomy

[ Back to top ]

Notes

Name Status: Accepted Name .

Last scrutiny: 08-Jun-2004

Similar Species

[ Back to top ]

Members of the genus Plecotus

ZipcodeZoo has pages for 17 species and subspecies in this genus:

P. auritus (Brown Long-Eared Bat;common Long-Eared Bat) · P. austriacus (Grey Long-Eared Bat) · P. austriacus austriacus (Gray Big-Eared Bat) · P. balensis (Ethiopian Big-Eared Bat) · P. kolombatovici (Kolombatovic's Long-Eared Bat) · P. macrobullaris (Mountain Long-Eared Bat) · P. mexicanus (Mexican Big-Eared Bat) · P. rafinesquii (Lump-Nosed Bats) · P. rafinesquii rafinesquii (Rafinesque's Big-Eared Bat) · P. sardus (Sardinian Long-Eared Bat) · P. taivanus (Taiwan Long-Eared Bat) · P. teneriffae (Tenerife Long-Eared Bat) · P. townsendii (Townsend's Big-Eared Bat;lump-Nosed Bat) · P. townsendii ingens (Ozark Big-Eared Bat) · P. townsendii pallescens (Pale Lump-Nosed Bat) · P. townsendii townsendii (Townsend's Big-Eared Bat) · P. townsendii virginianus (Virginia Big-Eared Bat)

More Info

[ Back to top ]

Further Reading

[ Back to top ]

Notes

[ Back to top ]

Contributors

Data Sources

Accessed through GBIF Data Portal March 12, 2008:

Identifiers

Last Revised: 2012-07-14