The big brown bat is the Adirondack’s largest bat; only the hoary bat is larger. The long, lustrous fur is brown. The ears, wing and tail membranes are black. Total length is 105-123 mm (4.1-4.8 in).

Every fall, these big brown bats (Eptesicus fuscus ... As headlamps turn toward her, Slack stretches out a bat wing, its thin membrane marked by two half-inch tears. They could be from a run ...

Next, he had to get the darned things to sit still. After collecting dozens of big brown bats from a series of filthy Bethesda attics, he began training them to sit patiently on a platform while ...