Deep into the ancient woods of Ontario's Temagami forest, an ecologist and his volunteers work to document and protect one of the last firth-growth forests on earth.

Vet Rolf-Arne must improvise a complicated splint for a bat with a broken wing; will Alvar, the dominant male wolf, accept the females after a long separation? Keeper Ali Vella tries to teach Jabba the mandrill a new trick.

An intense look at life behind the scenes at the Toronto Zoo and other zoos. It follows the day-to-day tensions, passions, triumphs and failures of one of the most unique professions on earth.

Charlie Vandergaw has been living with wild bears in Alaska for more than twenty years. Now, for the first time, Charlie is allowing cameras to capture an entire season at "Bear Haven". Will the authorities make sure this is the last one?

Jason and Sarah know that the best way to get rid of snakes in your backyard is to add more snakes. But try telling that to a woman who's just been bitten by a Copperhead!