Animalia > Chordata > Mammalia > Chiroptera > Vespertilionidae > Myotis > Myotis lucifugus

Myotis lucifugus (little brown myotis; little brown bat)

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Wikipedia Abstract

The little brown bat (sometimes called little brown myotis) (Myotis lucifugus) is a species of the genus Myotis (mouse-eared bats), one of the most common bats of North America. The little brown bat has been a model organism for studying bats.
View Wikipedia Record: Myotis lucifugus


Endangered Species

Status: Endangered
View IUCN Record: Myotis lucifugus

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 5.2
EDGE Score: 1.82


Adult Weight [1]  10 grams
Birth Weight [1]  2 grams
Diet [2]  Carnivore (Invertebrates)
Diet - Invertibrates [2]  100 %
Forages - Aerial [2]  100 %
Female Maturity [1]  7 months
Male Maturity [1]  7 months
Gestation [1]  55 days
Hibernates [3]  Yes
Litter Size [1]  1
Litters / Year [1]  1
Maximum Longevity [1]  34 years
Migration [3]  Intracontinental
Nocturnal [3]  Yes
Snout to Vent Length [4]  1.968 inches (5 cm)
Speed [5]  12.001 MPH (5.365 m/s)
Weaning [1]  25 days
Wing Span [6]  9 inches (.233 m)
Habitat Substrate [3]  Arboreal


Protected Areas

+ Click for partial list (100)Full list (138)


Biodiversity Hotspots

Name Location Endemic Species Website
California Floristic Province Mexico, United States No
Madrean Pine-Oak Woodlands Mexico, United States No
Mesoamerica Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama No

Prey / Diet

Chrysoperla carnea (Green Lacewing)[7]
Culiseta alaskaensis (Mosquito)[7]

Prey / Diet Overlap


Buteo jamaicensis (Red-tailed Hawk)[8]
Megascops asio (Eastern Screech-Owl)[8]


Range Map

External References

NatureServe Explorer


Attributes / relations provided by
1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
2Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
3Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
4Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
5Alaska Department of Fish and Game
6Allometry of Bat Wings and Legs and Comparison with Bird Wings, Ulla M. Norberg, Phil. Trans. R. Soc. Lond. B 1981 292, 359-398
7Exploring the Denali Food Web, ParkWise, National Park Service
8Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
9Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
10International Flea Database
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset accessed via on 2023-06-13; License: CC BY 4.0