National Geographic WILD Friday

Teleshopping.

Teleshopping.

Michelle performs a routine castration on a calf, but the job turns dangerous when the rest of the herd tries to protect it. A dog gives birth to puppies almost two days apart

The wolf pack is plagued by a series of unexplained injuries. A very old shark is brought into the Sealife Centre, and a bald eagle needs a very unusual operation

The Schroeders perform an emergency c-section on a cat who has been in labour for two days, and then a horse with a lacerated leg requires some creative care

A French bull dog makes a bold move when it goes after three bears. Plus, a kitten gets stuck in heavy traffic

Unplanned pregnancies, long labours and mystery symptoms are in order for a goat, horse and heifer. Meanwhile, there is a power outrage at the clinic

The docs perform bone surgery on a goose, fish for a hook in a dog's mouth and try to save a dinosaur-like creature named Monstro

Experts examines the reasons for the increasing population of great white sharks off the coast of California, and how changes in the ocean environment affect their behaviour

Experts investigate piranhas in the Amazon Basin to discover what ancient mega-piranha were capable of

The vets have a full plate, including surgery on a painted dog, a duck that won't stop laying eggs and a parrot with neck trouble

Doc and Diane fall head-over-paws for a sweet Great Dane puppy looking for her forever home. There is also a rescued mini-horse with a hairy problem

The snake-catching team is busy when the weather drives venomous serpents into homes and offices - including a deadly black mamba lurking in a potting shed

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

A young lion who was rejected by its mother has grown to maturity, but now faces a series of fresh challenges

Part two of two. Following the migration of wildebeest, zebras and gazelles, as they trek 1,000km through the Serengeti, and the predators that flock to feast on stragglers

In the depths of winter, Margot hits the trapping trail on the hunt for precious fur-bearing resources. Billy tries his hand at building a hot water heating system

A junior tow truck driver is sent out on a solo mission by his father. Thord goes to the rescue of a carpenter, only to find he is not equipped for the task

A female leopard takes on a much larger male, great apes compete for supremacy, and Nile monitor lizards use their tails to fend off attackers

Cyril and his team take a daring trip to the Amazon as they face armed poachers, ravenous piranhas, massive anacondas and a flash flood

Dr Brenda treats a reindeer that is in all types of pain. Plus, Dr Emily has one of her most impressive and difficult birthing cases to date

The wolf pack is plagued by a series of unexplained injuries. A very old shark is brought into the Sealife Centre, and a bald eagle needs a very unusual operation

Deadly creatures that live in deserts and grasslands, including the sidewinder rattlesnake, African six-eyed sand spider and the toxic zebra snake

Teleshopping.

Teleshopping.

Teleshopping.