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Eastern Red Bat, Lasiurus borealis borealis

Species accounts with sample Anabat files and range maps will be added in the future, so please check back

 

LABO== Description:  *Lasiurus is the only bat genus with four nipples

Echolocation: Typical Lasiurine pattern of oscillating calls, curvilinear fish hook shape fluctuating minimum frequency (~35-40K). Due to the similarity of their echolocations calls, files characteristic of these species were combined and identified as LASEBO.  Some calls can be confused with NYHU

Florida Distribution:  northern two thirds of peninsula.

Foraging Behavior: Often emerges early in the evening.  Mostly moths. Also beetles, leaf & plant hoppers, ants and flies

Roosting Behavior: Solitary.   Often hang from foliage of deciduous trees mimicking dead leaves         

Reproduction: Mate in fall, 1-4 pups born late May - mid June.  In FL, pups & adults with pups often found grounded June & July.

Management and Conservation Recommendations :  Education programs aimed at the public as well as preservation of forested lands particularly deciduous forests & oak   hammocks with an abundance of Spanish moss will help protect these and other bat species.             

Status

FWS / USGS
Florida
FNAI
IUCN

none

Common  / SNR

G5

LC

Description—Measurements

Mass g

FA mm

Wingspan

Total length

Tragus

Calcar

9 – 22  (avg.: 10-12)

35 - 47

290 - 332

90 -123

Small, blunt

 

Long fur, with frosted appearance. Tail membrane completely furred above. White markings on

shoulders & wrists. color ranges from bright orange - yellow-brown.  Males much brighter than females.

Female LABO & LASE sometimes confused LABO is brighter red with lighter tail and wing membranes.

Urban Bat Status

Buildings
BatHouses

No

No