Gray bats only weigh up to half an ounce. Their wings measure
about 1.5 inches across.
Gray bats live in colonies, or groups, in caves. The caves are usually found near a river or lake.
During the day, gray bats sleep. At night, they eat up to
1,000 mosquitoes or other pests in one hour.
Gray bats hang upside down to help digest their food.
Gray bats hibernate, or sleep, in the cold winter months.
There are about 2 million bats, but their numbers are shrinking.
Almost all gray bats hibernate in one of nine caves.
Where do they live?
Most gray bats live in caves in Alabama, northern Arkansas, Kentucky,
Missouri, and Tennessee.
Why are they endangered?
Loss of habitat
Use of pesticides to kill the insects they eat
© Jeff Lepore/Photo Researchers Inc.