Indiana Bat (Myotis solidalis)
Status: Listed as federal and state endangered.
Size: Weigh in at 7 to 8 grams. Wingspan of 24-27 centimeters.
Habitat: Generally in streamside or forested floodplains under the loose bark of trees.
Hibernation: This bat prefers caves or abandoned mines with temperatures averaging 38 to 43 degrees F with high humidity.
Populations: Less than 400,000 bats remain with 85 percent at 7 hibernation sites in the United States. This concentration at few wintering sites creates a potential for species loss.