Nat Geo Wild

When humans enter wild animals' worlds, the hunter can often turn into the hunted. Here, a runner races for his life and a stroll in Canada's woods turns deadly.

Documentary exploring Alaska's deadly wildlife. Bears and wolves thrive despite the unforgiving terrain while wolverines take down prey 100 times their size (1 of 2) U.

A deadly black mamba is on the loose inside an orphanage and a huge python terrorises a local goat farmer. U.

Panic reaches fever pitch in Maui when there are 16 shark attacks in two years. As experts investigate, they discover the reason was hiding in plain sight.

Zeb travels to Australia in search of the saw fish: a terrifying cross between a shark, a stingray and a chainsaw, and one of the world's endangered species. (2 of.

Sweet Dreams Are Made of Oakleys: From incredible adventures to wild animal encounters and awe-inspiring cases, Dr Michelle Oakley truly has a dream job.

There's drama behind the scenes at The Columbus Zoo and Aquarium as a cheetah goes under the knife. Plus, twin polar bear cubs jump in at the deep end.

Dr Oakley checks up on Bindi's pups to get them ready for adoption. Plus there's a problem infesting the reindeer at the AWCC.

Teleshopping. U.

Your one-stop-shop for all things cruise; bringing you the hottest destinations, ground-breaking ships and the latest deals to ensure your next cruise holiday is your greatest one.

All Hooves on Deck: Michelle performs an urgent C-section on a bulldog and meets a pregnant alpaca with a skin condition. Some sick reindeer calves need her help, too.

Jose performs a risky surgical procedure on a case of shark eggs as Living Color attempts to create a one-of-a-kind aquarium showcasing a mermaid's purse.

Jellyfish can grow longer than a blue whale and are the deadliest creature on the planet. These are the world's deadliest jellyfish. RATING: NU.

A look at some of the fiercest animal bust-ups in the Wild West. A pack of wolves settle old scores and two bison go head-to-head in a heavyweight fight. (2 of.

It's all dogs all day this week at Pol Veterinary Services, including Tia the Yorkie who is in labour with puppies that are too large to come out on their own.

An operation on a wolf pup proves to be anything but routine for Dr Oakley. Plus, she witnesses the birth of a reindeer and checks in on two orphaned moose calves. (2 of.

Naturalist Dan O'Neil explores the weird world of alien invaders, from Zombie moose to parasites that take over the eyestalks of snails. 7+. (1 of.

Naturalist Dan O'Neil explores the world of mutant animals, mind-controlling fungi and a fish that transforms itself in a very peculiar way. 7+. (2 of.

ZooTampa celebrates the arrival of a band of baboons from Brooklyn, a new calf joins the rhino crash and a hermit crab hunts for the perfect home. U.

It's sink-or-swim time as the team build a $40,000 aquarium for a live coral reef. It would be one of the biggest tanks in the US, but can they pull it off.

The stakes are high for snake catchers Simon and Siouxsie as a deadly mamba strikes out and a collapsing house threatens to bury them with a snake.

The team treat an elk calf's limp, an ox's dental emergency, a porcupine's swollen eye, a husky's shocking problem and give a pig a roadside pedicure. U.

An enchanting look at the planet's rarely-seen creatures as they contend with the volatile waters of the world's largest river systems. (1 of.

Wildlife filmmaker Bertie Gregory travels through both poles to find the creatures who have mastered surviving in the icy waters of some of the planet's harshest landscapes. 12+.

The inspirational story of the innovators, photographers, adventurers and scientists who are risking everything to protect the oceans. All ages.

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. U.