Page 16 - Bats of Oklahoma Field Guide
P. 16
Gray Bat
(Myotis grisescens) Federally Endangered
Wingspan: 11 – 13 inches.
Total Length: 3.25 – 3.75 inches. BCI
Color: Gray-colored fur.
Over-Wintering Behavior: Migratory.
Preferred Daytime Roost: In caves.
Evening Flight Time: Sunset to soon after dark.
Feeding/Flying Behavior: Forages mostly over rivers
and lakes and within the protection of forest canopies.
Pup Development Period: Late May to late July.
In Hand: Wing membrane is attached to the ankle of
the foot instead of the base of the toes as in other
myotis species.
Cool Fact: Gray bats exhibit great loyalty to their roosting and hibernating caves,
returning to the same locations year after year.
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