Black Myotis
Myotis nigricans 
Size: body=4.5 cm; tail=3 cm; weight=5 g 
Description: Small blackish bat. Long tail completely enclosed in membrane between legs. 
Activity: Nocturnal. Bats begin to leave their day roost at sunset and usually do not return until after dawn. 
Habits: Eat moths and other small insects, resting at temporary roosts during the night. In the day, roosts in tree hollows, caves, and buildings. 
Habitat: Lowland rainforest. 
Status: Common. 
Distribution in Iwokrama