The document is about gray bats. It states that gray bats are small mammals that are around 4 inches long. They live in caves, basements, attics, and other dark spaces. The document expresses concern for gray bats being endangered due to human and animal disturbances disrupting their hibernation habitats and causing them to lose energy. It notes that gray bats, like other bats, use echolocation to hunt and some eat lizards. Finally, it indicates that gray bats are related to the endangered Indiana bat.