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Bird
& Wildlife Information
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Three
Most Common Bats
in Orange
County
Yuma Myotis
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Flight:
Swift and erratic.
x
Forages
primarily
over water surfaces to feed on aquatic emergent insects (caddisflies, flies,
midges, small moths, and small beetles).
x
Peak
activity is during the first two hours after sunset in spring and
summer.
x
Roosts:
In natural and artificial structures: cliffs, caves, mines, trees, bridges,
buildings.
x
Habitat:
Occurs w. North America in variety of habitats, especially near permanent
water. |
Mexican
free-tailed Bat
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Flight:
Straight & rapid; wings long & narrow.
x
Forages
at high elevations for variety of agricultural pests (primarily moths)
at over 25 mph. Often flies more than 30 miles from roost to foraging
area.
x
Emerges
shortly
after dusk and returns to day roost before sunrise.
x
Roosts:
In
natural and artificial structures: caves, mines, rock crevices, bridges,
buildings, and bat houses.
x
Habitat:Usually
in dry, lower-elevation habitats, but also in a variety of others.
x |
Big
Brown Bat
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Flight:
Slow, straight, and steady.
Forages
within a few kilometers of its day roost, feeding on heavy-bodied flying
insects (beetles) but also eats mosquitoes, moths, and wasps.
Emerges
before darkness and is active, with periodic breaks, until dawn.
Roosts:
In natural and artificial structures: buildings, bridges (night roosts)
and sycamore cavities, but also in caves and mines.
Habitat:
Found from Alaska to nor. South America in wide variety of habitats |
SEA
& SAGE AUDUBON SOCIETY
PO
Box 5447, Irvine CA 92616
(949)
261-7963
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