Page 27 - Bats of Oklahoma Field Guide
P. 27
Silver-haired Bat
(Lasionycteris noctivagans)
Wingspan: 11 – 13 inches.
Total Length: 3.5 – 4.5 inches.
Color: Black fur with silver-tipped hair. Wings Greg Sievert
are black.
Over-Wintering Behavior: Migratory.
Preferred Daytime Roost: Hollows, cracks and
crevices of trees.
Evening Flight Time: Shortly before or
after sunset.
Feeding/Flying Behavior: Usually feeds over
ponds and creeks.
Pup Development Period: Mid-June to late August.
In Hand: The tail membrane is lightly furred closest to body.
Cool Fact: Silver-haired bats will sometimes use abandoned woodpecker
cavities as a nursery.
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2013 Bat Field Guide.indd 27 3/21/13 2:36 PM
