National Geographic WILD HD Wednesday

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The zoo hopes for a polar-bear pregnancy, two endangered red wolves go on a blind date, and a young elephant gets some unusual treatment.

The spotlight turns to deadly arachnids, including scorpions and the reclusive brown spider, revealing the deadly tactics the beasts use to snare their prey

Captain Dino finds himself in dangerous circumstances without a deckhand when his crew is plagued by fatigue, while Taylor's boat hauls in a huge catch of salmon

Animals that infiltrate their rivals' territory, including chimpanzees that use strategic cunning to survive, spotted hyenas, and orcas that hunt as a team

The surgery bids farewell to Dr Emily, while also dealing with with husky canines, spellbinding kitties and prickly prospects

Dr Oakley helps an alpaca with an eye injury, a horse with a colic emergency, and a dangerously emaciated dog

From tigers who hunt in plain sight using their fur as camouflage, to a bird that uses false alarm calls, nature deploys remarkable deception to survive

Survival can depend on death-defying acrobatics, secret senses and hidden weapons - the extraordinary superpowers that help animals survive

It's another day at Columbus Zoo, and as an old injury mysteriously resurfaces, a laser-fast cheetah proves she's nobody's fool

Ashe winter drags on, the staff braves the frigid temperatures to keep animals healthy in the clinic and on the farm - running into both bizarre and new cases along the way

Simon and Siouxsie deal with a black mamba trapped on a roof

A hidden camera captures the birth of a litter of wolves, and a tortoise baffles the vets with a mysterious illness

Predators that hunt in frozen conditions, including wolf packs that stalk their prey in the snow and great white sharks and orcas attacking marine mammals

Documentary investigating the motives and methods behind attacks by female animals, including a fiercely protective grizzly bear mother and the teamwork of lionesses

The Arctic fall season faces its end as winter knocks at the door, and the next generation of Alaskans heeds the warning to get ready for it

Bjorn has to work in heavy snowfall as he deals with frozen fuel tanks and troublesome reindeer. In the south, a truck loses its axle on the icy hillside

Ecologist Dr Zeb Hogan and kayaking expert Trip Jennings team up with local scientists to study the marine wildlife in Brazil's Rio Roosevelt river

Gary Muehlberger works to fall a massive tree to restock his firewood, Mary Miller has an unexpected guest, and Curly Leech takes his dog on its first goose hunt

Dr Oakley treats a dog with a bloated stomach, a goat with a shocking prolapse, and a cow with a mysterious lump

It's another day at Columbus Zoo, and as an old injury mysteriously resurfaces, a laser-fast cheetah proves she's nobody's fool

Dr Oakley has to neuter an uncooperative camel, and treat some dangerous boars. Some baby owls get their first check-up, and a service dog has an undiagnosed mass

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