NatGeoWild HD

Witness two lions stage a hostile takeover of a pride. Plus, crocodiles battle for bathing rights and a colony of giant hornets eat their queen alive. (S2, ep 6) 7+.

The docs try to free a tongue-tied chicken, help relieve a Boa's growing problem and are awarded keys to the city for building a supportive community. (S5, ep 7/12) 7+.

Staff have their hands full with a koala who is mysteriously losing weight and a beloved lemur named King Julian who gives his keepers a scare. (S2, ep 13) 7+.

A lovable family pup got a little too close to some farming equipment, and curiosity got the best of a cat who got a fishhook stuck in her leg.

Dr Oakley ensnares a wolverine. An arthritic jaguar gets help getting back on his feet and a cow's maternal instincts put Dr Oakley in a tight spot.

It's Dr Oakley's to the rescue when dog Harper gets caught in a prickly situation. Later, she squares off with a muskox and a bear cub undergoes surgery.

Discover the ancient landscape of northeastern Australia, the most biodiverse region on the continent, and meet the incredible species struggling to survive there. 7+.

When blizzards bring chaos to Norway's roads, Thord and his A-Team battle to save a jack-knifed truck from tipping over. (S6, ep 1) 7+.

Bjoern joins forces with a rival company to rescue a truck that crashed into a cliff face, and Thord takes on a flipped tractor.

The team takes two deadly black mamba calls. Sioux and Mbali catch three snakes in one go, while Simon bails a wolf snake out of the police station. (S8, ep 5) 7+.

Will Simon's apprentice earn her snake-catching stripes? First, she must catch a venomous Boomslang and then assist Sioux with a feisty black mamba. (S8, ep 6) 7+.

The docs at Critter Fixer attempt to help a llama get over an illness, remove a tumour from a dog's leg and embark on a new vet national tour. (S5, 3/12) 7+.

Journey from India's villages to Africa's wild bush on an exploration of the deadly adaptations of snakes, discovering why every bite is different and how our world's often collide. 7+.

Tune in for some of the scariest fangs in the land! Why are vipers so lethal and why should we protect them? RATING: NU.

A look a the importance of water across Asia's varied wildlife, as tigers cool off in it while elephants, rhinos and buffalo guzzle it. 7+ (1 of.

The snake season gets off to a shaky start for husband and wife snake-catchers Simon and Nadine. Simon takes on a black mamba as well as facing an angry cobra.