Maternity colony (bats) of a maternity colony. Predators such as hawks and owls can learn to anticipate the emergence of bats from a specific roost at sunset. Smaller colonies are thought to be less risky than larger colonies, because the nightly emergence of bats would attract less attention. Maternity colony (bats) A maternity colony refers to a temporary association of reproductive female bats for giving birth to, nursing, and weaning their pups. The colonies are initiated by pregnant bats. After giving birth, the colony consists of the lactating females and their offspring. After weaning, juveniles will leave the maternity colony, and the colony
BATS Improv improvisation—a single-story 2-hour show, complete with intermission—which is distinct from improv seen in much of the rest of the country. BATS is in residence at the 200-seat Bayfront Theater at historic Fort Mason Center in San Francisco and performs and offers classes year round. In addition, BATS runs a successful corporate training program, performs improv in schools as a popular participant in the Bay Area's Young Audiences program, and provides free improv workshops through its Laughing Stock program to people living with HIV, AIDS, hepatitis C, cancer, and other chronic, life-threatening illness. Notable BATS performers and alumni include: Affiliated improv