Maternity colony (bats) 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 itself will break apart. The size of a maternity colony is highly variable by species, with some species forming colonies consisting of ten or fewer individuals, while the largest maternity colony in the world in Bracken Cave is estimated to have over 15 million bats.
BATS Improv BATS Improv BATS Improv (formerly known as "Bay Area Theatresports") is a non-profit improvisational theatre company in San Francisco. Founded in 1986, their unique style of acting-based improvisational theatre is well known in improv circles around the world. BATS is the largest improvisational theatre company and school in Northern California. BATS takes its inspiration from the work of Theatresports creator Keith Johnstone and from San Francisco's own tradition of experimental improvisation. BATS is known for the quality, depth, scope and variety of its improvisational theatre programming. Since 1986, BATS helped create and define a unique San Francisco style of long-form