Tiger cubs take on new turf; an orphaned baby manatee is rescued from the wild; a male oryx makes his move on a herd of females.

Doctors rush to save a cheetah; rescued macaws get a new life at the zoo; polar bear cubs go off the deep end.

A young kangaroo named Fergus gets a gut check in the love department.

The team hits the coasts for animal conservation, returning two rescued manatees to their native waters.

Baby fever spreads through the zoo, as a cheetah repopulation program goes into full effect, Takin Doc has a hitch in his get along and the team must intervene.

The keepers make their early morning breakfast rounds at the Heart of Africa exhibit.