Michael Durham / Little Brown Bat (Myotis lucifugus) pursues a forest moth, the mouth is open to allow the bat to echolocate when a moth is caught, it is scooped up in the wing and then delivered to the mouth, digital...

Steve Gettle / Little Brown Bat (Myotis lucifugus), Organization for Bat Conservation, Michigan

Steve Gettle / Little Brown Bat (Myotis lucifugus), Organization for Bat Conservation, Michigan

Steve Gettle / Little Brown Bat (Myotis lucifugus), Organization for Bat Conservation, Michigan

Steve Gettle / Little Brown Bat (Myotis lucifugus), Organization for Bat Conservation, Michigan

Steve Gettle / Little Brown Bat (Myotis lucifugus), Organization for Bat Conservation, Michigan

Steve Gettle / Little Brown Bat (Myotis lucifugus) ear, Organization for Bat Conservation, Michigan

Michael Durham / Llittle brown bat (Myotis lucifugus) in flight at night, The Nature Conservancy's Dutch Henry Falls Preserve, Central Washington, USA, June.

MYN / Les Meade / Little Brown Bat (Myotis lucifugus) Ohio, USA, July. Meetyourneighbours.net project.

Gerrit Vyn / Little Brown Myotis (Myotis lucifugus) heavily infected by white-nose syndrome hibernating in a mine. This bat is showing white fungus on the wing and tail membranes and the face as well as other infe...

Gerrit Vyn / A Little Brown Bat ( Myotis lucifugus) clings to a tree on 20 degree F day outside Aeolus Cave. Despite the apparent health of this individual, it is supposed to be in deep hibernation. White-nose syn...

Gerrit Vyn / Live and dead Little Brown Bats (Myotis lucifugus) in fected with White nose syndrome, in Aeolus Cave, the largest bat hibernacula in New England. This disease causes a distinctive ring of fungal grow...