8. COOL BAT FACTS Th e Eastern Red Bat mates which means how a male bat makes contact with a female bat. It mates by making specific noises that calls the female bat. The Eastern Red Bat produces one litter of 3-4 pups a year. If an Eastern Red Bat lived for 12 years, their average lifetime, they would have had about 36 babies. The Eastern Red Bat has pups. The Eastern Red Bats life stages is from a pup, then it turns into a young pup, next it turns into a battling, finally it turns into a bat.