1/8 - 1/4 oz. (5-7 g)

3 - 3 7/8 in. (75-100 mm)

9-11 in. (23-27 cm)

1 3/8 - 1 1/2 in. (35-39 mm)

Dull brown fur.

Belly slightly paler.

Large ear that if laid forward extends well beyond the muzzle.

Long, pointed tragus.

Little Brown Bat has glossy fur, smaller ears and tragus.

Buildings, hollow trees, behind shutters under, loose bark, shingles.

Caves or mines

small night-flying insects

Spectrograph

Courtesy of Bat Call: Acoustic Call Library and Species Accounts