National Geographic WILD Friday

Teleshopping.

Teleshopping.

Michelle Oakley examines worrying growths on a young caribou at the Yukon Wildlife Preserve, but things take a turn for the worse when the drugged deer challenges an older animal

The wildlife of the Gates of the Arctic national park in the North of Alaska, an untamed wilderness that is home to bears, moose and wolves

Zeb Hogan travels to Spain in search of the wels catfish, which is capable of growing to more than 8ft in length and is destroying the local ecosystem

Five predators compete to dominate their territory, each using unique talents to drive off rivals

Charles asks the vet to help him learn Dutch so he can talk to his uncle from the Netherlands. A cow requires a treatment that is either kill or cure

Dr Oakley scrambles to save a dog after it ingests human supplements, operates on a deer's suspicious lump, and removes the eye of an alpaca

Documentary following a wolf pack in Yellowstone over the course of 10 years, revealing how they lost their territory and how one wolf from the group defied the natural order

The park takes in a large and aggressive bull alligator that staff struggle to contain, and team members embark on the dangerous task of forcing three of the reptiles to move home

The vets treat a range of cases including a goat in labor, a hypothermic horse, and a cow that struggles after it gives birth

As the weather in the Northwoods begins to heat up, the homesteaders switch gears, turning their focus of their labours from surviving to thriving

Dr Oakley treats a limping bull bison, a dog with a mammary mass, and a reindeer that's unable to shed his antlers.

As spring blooms, penguin chicks dive into penguin pre-school, a sloth prepares for a big debut, and a caretaker trains to be a venomous snake handler

Ruled by the tide, Europe's coasts are a magnet for wildlife, including the planet's cleverest marine mammals and its largest land predators

How wild animals learn the skills they need to survive, beginning with a look at learning to recognise others of their species - including their own mother

The next generation of Alaskans journey into isolated territories to stockpile vital resources they need to outlast the dark and vicious winter ahead

It's the monsoon season in Mysore, and there are snakes everywhere - pythons, cobras, rat snakes and more - meaning Si and Sioux have to learn on the job

A series of shark attacks that occurred in San Francisco in 2004, including the first fatality in more than 40 years

A freak windstorm forces Cyril and his team deep into the northern wilds to collect salmon samples