National Geographic WILD Thursday

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The vet visits two elks who show no sign of going into rut at Wayne Grove's El Dorado ranch, and castrates two young stallions

Meet the unlikely duos that are inseparable. From going to work, to playing at the beach, these best friends do everything together

India's deadliest creatures, featuring a variety of mammals, reptiles and arachnids that inhabit the country's six climate zones

Polar bears fight to establish supremacy in a group, while a pride of lions gets a surprise when a honey badger fights back

Broken toes, worm infestations and nursing puppies create a whirlwind of patients at Pol Vet this week, but the team are short-handed

The vet races to save the lives of pets attacked by wild predators of the Yukon, facing a wolverine at the Kroschel Wildlife Park

Delve into the mystery of how the legendary giant megalodon shark took over the oceans

A unique dig site in Egypt helps experts understand how prehistoric land mammals may have evolved into ocean predators

Vets rush to save a pregnant warthog's life, staff play cupid with two kangaroos, and it is time to celebrate when the zoo's oldest silverback gorilla turns 34

Documentary, filmed over three years, examining Yellowstone, America's first national park via its striking scenery, as well as the lives of its bears, wolves and bison

A hitchhiking forest cobra at a wedding keeps Simon and Siouxsie guessing, and an emergency black mamba callout turns into a canine rescue mission

Dr Michelle Oakley treats a sled dog that had a nasty run-in with a porcupine, and the day takes a more positive turn when she tends to two Icelandic horses

Captains Wes and Dan begin a new season of salmon fishing. Rookie Gavin hauls in a large catch, but day two brings the worst weather to hit the inlet in years

Aerial footage of the Polish Riviera, including a Baltic Christmas market in Gdansk, a reality-changing light show in the city of Torun, and the remarkable Hel sandbar peninsula

Join the animals learning to live life on the move as they chase the rains across the African savannah

Thord and Bjorn open a new garage on the Hardangervidda mountain - but a driver in need of rescue has Bjorn losing his temper and almost his fingers

Fear grips Australia when sharks terrorize the coastal community of New South Wales after 17 people are attacked in one year

Animals that have evolved deadly natural weaponry, including sharks with fearsome jaws, the hammer-like foot of the secretary bird, and scorpions with toxic stingers

Dr Michelle Oakley has a tough day at the clinic. Plus, when a string of house visits get scary, two people end up in hospital

An older male Mandrill shows his true colours during a dental exam, teamwork is critical as a female Bison gets a physical, and a pronghorn deer's leg injury gets expert attention

Dr Oakley must juggle two cases at once when a pregnant goat starts giving birth in the middle of a piglet's hernia repair

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