In Malaysia's remote rainforests, Declan, Vianet, and Aldo look for the world's rarest tigers in hopes of defending t...

Deep in the desert of Mongolia, the team plays the ultimate game of hide-and-seek, searching for Gobi bears before th...

On the island of Java, the crew dodges crocodiles to try and find the world's rarest rhinos in a bid to help them bre...

In Armenia's rugged mountains, the team pursues one of the most mysterious and majestic predators: Caucasian leopards.

The team ships out to Gabon's dense jungles to track down an entirely wild troop of gorillas—with a surprising plan t...

Battling the North Atlantic, the team squeezes into the belly of a boat to find endangered whales with the help of em...