Tri-colored bat


Tri-colored bat (Perimyotis subflavus)


Total Length

3 to 3.5 inches (85-89 cm)


4 to 8 grams


8 to 10 inches (21- 26 cm)

Back fur color

Reddish, yellowish, or orangish brown to tan

Belly fur color

Slightly lighter


Blunt and straight 

Distinguishing characteristics

Pink to red forearms, black wings

Back fur is tricolored: gray at base, lighter center, darker tip

Roost Pattern

Solitary; occasionally small groups of 1-3 individuals
















  • Found in caves, hollow trees, cliff crevices, mines, buildings and other man-made structures

Food Habits

  • Usually one the first species to emerge in the evening
  • Feed on small flying insects such as flies, beetles, and moths
  • Erratic flyers with small foraging grounds near woodland or stream edges, over pastures and ponds. Resemble a large moth in flight.


  • Eastern Unites States from the Central Great Plans to the east and southern Canada south to northern Central America

Range Map from Tennessee Bat Working Group


  • Mating occurs in the fall
  • Young born from late May to mid-July
  • Litter size usually 2 pups
  • Young able to fly at about 4 weeks of age
  • Maternity colonies are small