The Savage Line

In the series opener, Cory Valdes clears a cave site of venomous snakes in Belize, while Jason Lesmeister assists a wildlife photographer in South Dakota.

Rob and Puma track down a mountain lion that is threatening a bighorn-sheep reintroduction program for the New Mexico Fish and Game Department. Also: Cory pursues a jaguar in Costa Rica; Jason follows wolves in Minnesota.

Rob and Puma deal with dumpster-diving black bears in North Carolina; Cory tracks down a wild boar in the Bahamas; and Jason safeguards a village from a polar bear invasion in Alaska.

Cory sets traps for crocodiles that have been ambushing workers at a fishery in Costa Rica. Elsewhere, Jason tracks a mountain lion that's been killing livestock at a ranch in South Dakota.

Rob and Puma are hired to deal with a bear infestation at a resort in Pennsylvania; Jason has an encounter with a mountain lion in Montana; and Cory tracks an Andean bear in the jungles of Ecuador.

Cory treks into the Amazon to settle an uncomfortable scenario between a jaguar and a logging camp. Elsewhere, Jason deals with a bear infestation at a remote mining site in Alaska.