U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
SPECIFICATIONS FOR NONHUMAN PRIMATES
SPECIFICATIONS FOR MARINE MAMMALS (CETACEANS, SIRENIANS, SEA OTTERS, PINNIPEDS, AND POLAR BEARS)
SPECIFICATIONS FOR ELEPHANTS AND UNGULATES
SPECIFICATIONS FOR SLOTHS, BATS, AND FLYING LEMURS (CYNOCEPHALIDAE)
SPECIFICATIONS FOR OTHER TERRESTRIAL MAMMALS
SPECIFICATIONS FOR BIRDS