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 Global Markets trading in the affected symbols but decided to withdraw the Bats stock offering. Following the failed IPO, the Bats board of directors decided to separate the roles of chairman and CEO. Joe Ratterman had previously held both roles. Ratterman received the “unanimous support” of the directors to retain the positions of CEO and president. In July 2012, Bats named Paul Atkins, a former U.S. Securities and Exchange commissioner, to the role of non-executive chairman of its board of directors. In January 2013, Bats admitted that what it called a "system issue" had generated problems with more than 400,000 trades, going