Page 29 - Bats of Oklahoma Field Guide
P. 29
Tri-colored Bat
(Perimyotis subflavus)
Wingspan: 8 – 10 inches.
Total Length: 3 – 3.5 inches.
Color: Varies from pale yellow to golden-brown. Duane Del Vecchio
Over-Wintering Behavior: Hibernates.
Preferred Daytime Roost: Caves, rock crevices,
tree foliage.
Evening Flight Time: May emerge as early as one hour
before dusk.
Feeding/Flying Behavior: Slow flyer, often mistaken
for moths.
Pup Development Period: Late May to late July.
In Hand: Skin over forearm bones is reddish, contrasting with black wing membranes.
Each hair is tri-colored: grey at the base and light yellow in the middle with brown tips.
Cool Fact: In hibernation, the tri-colored bat is occasionally covered with water droplets,
which sparkle like diamonds.
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2013 Bat Field Guide.indd 29 3/21/13 2:36 PM
