1. Chiroptera (hand-wing)

2. Order Chiroptera only true flying mammals date to Eocene (50 mya) worldwide –17 families –170 genera –850 species suborders –Megachiroptera-flying foxes of tropics –Microchiroptera-worldwide

5. Pennsylvania’s Bats all are Verspertilionids, ‘evening’ bats all are insectivorous, hence migrate or hibernate 11 species belonging to 6 genera

6. Little Brown Myotis Myotis lucifugus

7. Little Brown Myotis Just the facts: PA’s most common bat 6-9 grams may live to 25 years favors ponds and streams for foraging forages at about 13 mph, 3-6 m above ground mate in early autumn; fertilization in spring upon rousing; 50- 60 day gestation move to maternity colonies of hundreds born after 30 minute labor in late May weighing1.5 grams reaches sexual maturity at 8 mos.

11. Northern Myotis Myotis septontrionalis Formerly Keen’s Myotis, Myotis keenii

12. Indiana Myotis Myotis sodalis Federally Endangered

13. Distinctive calcar

14. Small-footed Myotis Myotis leibii PA Threatened

15. Silver-haired Bay Lasionycteris noctivagans

16. Eastern Pipistrelle Pipistrellus subflavus

17. Big Brown Bat Eptesicus fuscus

18. Red Bat Lasiurus borealis

19. Hoary Bat Lasiurus cinereus

20. Evening Bat Nycticeius humeralis

21. Vampire Bat