The team learns about orcas, how they hunt and communicate, and their diet.

Chris & Martin are minaturized and riding on the back of the Indian Mongoose. The Mongoose fights the Cobra and the brothers explain how the Mongoose's immunity works against the Cobra.

Martin tries out his snowy owl creature power suit as he hunts for his prey. Meanwhile up in the Arctic, Chris and Koki miniaturize to head underground to the subnivean zone to check out the owls' natural food source, the lemmings.

Chris and Martin cannot retrieve Martin's Creature Pod because of the Cobra.The Cobra injects venom into a passing Toad and the brothers discuss how the venom works.

Martin and Chris watch as Stripes, the bald eagle, steal fish from an osprey.