Wingspan: 11–13 in.
Length: 3–5 in.
Weight: 0.21–0.49 oz
Other: Contrasting white markings on wrists and shoulders easily distinguish this species.
Roosting behavior: Forages in a variety of habitats, mostly over land, along the edges of pastures, croplands, or in other openings dotted with large deciduous trees. Also has been found in cypress stands and near pecan trees along rivers. Prefers forested environments.
Hibernates in winter in a variety of locations, including tree hollows, exposed tree trunks, and areas on the ground covered in leaf litter, where humans can encounter them.