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

The Columbus Zoo and Aquarium makes room for three adorable new cheetah cubs.

Everyone at the zoo awaits the birth of Zuri the giraffe's baby.

A new sloth bear has major lung issues; a gator breaks out of restraints in an exam.

The staff throws a polar bear party; Priya works with her husband on a shark exam.

A tiny loris goes in for a CT scan; Febreze the skunk sees a heart specialist.

A bonobo's exam gets off to a rocky start; a Bactrian deer needs medical attention.

Baby pronghorns meet their adult roommates for the first time.

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