Differences Between Big Brown Bats and Little Brown Bats

Want to know the differences between Big Brown Bats and Little Brown Bats? Here they are:

Little Brown Bat (Myotis lucifugus)

Forearm — 1.34 to 1.61 inches (3.4 to 4.1 cm)
Wingspan — 9.02 to 10.59 inches (22.9 to 26.9 cm)
Ears — 0.55 to 0.63 inches (1.4 to 1.6 cm)
Foot — approximately 0.39 inches (1.0 cm); long hairs on toes extend beyond claws.
Color — Pale tan through reddish brown to dark brown, depending on geographic location. The species is a rich dark brown in the eastern United States and most of the West Coast. Fur is glossy and sleek.


Big Brown Bat (Eptesicus fuscus)

Forearm — 1.65 to 2.01 inches (4.2 to 5.1 cm)
Wingspan — 12.80 to 13.78 inches (32.5 to 35.0 cm)
Ears — with rounded tragus
Color — From reddish brown, copper colored, to a dark brown depending on geographic location. This is a large bat without distinctive markings.

See the differences?