TV Guide

On a camping trip in Canada, 12-year-old Zac Delventhal is dragged from his tent by a wolf. Plus, Maria Korcsmaros is attacked by a great white in the Pacific Ocean.

The team try to help a tiny dog with a coat so matted and filthy, they need to sedate him to remove it. It is a case Investigator Dana Moss...

Tia rescues a neglected puppy living in filthy conditions. Can they save her before it's too late? Plus, two owners want a sibling for their 4-year-old dog, Chase.

Otto pays for his hernia surgery and ends up with gold fever. Meanwhile, Atz conquers old fears and reaches new heights as he races the freeze to complete his cabin.

A game of underwater copycat shows how smart dolphins really are. How do hyenas eat almost anything? And, how do geckos defy gravity?

Actress, activist, and entrepreneur Alyssa Milano tasks Wayde and Brett with making a tank for her family - an elegant aquarium with a built-in wine rack.

Robert and Terri take to the skies to release some sea turtles near the Great Barrier Reef. Bindi eagerly awaits the birth of the zoo's first tiger cub in years.

Marty, Matt and Misty Raney help the Russell family, who are struggling on a failing homestead. Food is low, they don't know how to hunt and their cabin is collapsing.

The Raneys help Beth and Mike, who live in a ghost town in Montana. Stalked by a mountain lion, and devoid of any livestock, water or food, survival is a...

The Deeters are dog-mushers from Alaska, with a distrust of outsiders. But when disaster strikes, the Raneys must convince them to make drastic changes to their home.

Josh and Kim raise pigs in Virginia. But with pigs destroying their homestead and predators killing livestock, is it time to let go of their free-range dream?

It's the Raney's biggest challenge yet. Marty must find a way to build a house suitable for the ageing parents, while Misty attempts to grow crops in the Desert.