A deep distrust of outsiders works against the Deeters, dog-mushers from Alaska, when disaster strikes their remote home

PC Bartley reminisces about his first dog, who was killed in action chasing a gang of burglars. Sniffer dog Lucy is called into action when a driver is stopped

An arborist pushes Pete Nelson and his team to the limit by requesting a tri-level residence 60 feet above the ground in three giant redwood trees

The officers reveal their most stressful, action-packed and heart-wrenching stories from the series

The team receives a midnight call-out and discovers hundreds of mistreated animals, including more than 200 birds, dogs and roosters

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Behaviourist Jackson Galaxy this week comes to the aid of felines Littlez and Whiskey, whose troublesome temperaments need reining in

Lake Windsor on Inagua Island is home to a mystery. How did giant ocean-dwelling fish get there? The team aims to find out - and catch some bonefish

Brothers-in-law Brett and Wayde engage in their first-ever tank-off to see who can build the best aquarium, with Jackass creator Jeff Tremaine judging the best one

Investigator Jennifer Francis intervenes when she spots two horses being dragged behind a vehicle on a busy motorway

The team faces the difficult task of catching and transporting two emus to the Houston SPCA. A routine capture becomes an emergency rescue

A pair of pig-farmers in Virginia seek help stopping predators from killing their livestock, forcing Marty Raney and his daughter Misty to suggest they abandon the free-range dream

Moe and Lizzy rescue a sick stray but a diagnosis proves tricky. New mum Tania struggles to find a balance between life and work at Villalobos

Behaviourist Jackson Galaxy faces the vicious claws of a troubled cat that is terrorising a family about to bring home a newborn baby. He meets an inspirational feline named Skinny

Jackson Galaxy helps an old friend recruit a new generation of volunteers in an effort to save community cats in Philadelphia

Gerry investigates a situation involving stray bullets while checking teal hunters along the border fence. Turtle hatchlings are released on South Padre Island.