Little Brown Bat
Myotis lucifugus

credit: Don Pfritzer

An otherwise undistinguished species of Myotis that differs from the Yuma Myotis in having glossy fur, from the Indiana Myotis in lacking a keel on the calcar and having longer toe hairs, from the Long-legged Myotis in having less fur on the underside of the wing, and from Southwestern, Long-eared, Keenís, and Northern Long-eared Myotis in having shorter ears (less than 16mm). Skull shows a more gradually ascending forehead than in the Yuma Myotis. Forearm 33-41mm. Widespread and common in buildings in summer, and hibernates in sizeable colonies in caves and mines.

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