The zoo doctors help an injured cheetah, then rescue 16 macaws

A 600-pound manatee named Agua is released back into the wild after years at the zoo.

A madrill needs life or death emergency care. An anaconda goes on a hunger strike

Phoebe the elephant goes into labor; Aurora the polar bear gets a root canal.

A penguin stuck in molt for a year has hopefully seen the last of his bad hair days.