National Geographic Wild HD

At season's end, crews race into Cook Inlet for their share of payday; crews must wait in long lines.

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Dr. Oakley checks out a baby muskox while the crew herds horses using the camera drone.

The future of a reindeer herd is in Dr. Oakley's hands as she examines two breeder bulls.

Dr. Oakley treats a horse with a limp and an overweight dog.

Dr. Oakley goes to Alaska to help a Himalayan yak, a prickly porcupine and a hairless cat.

Dr. Oakley helps critters in need of critical care and pets awaiting lifesaving surgeries.

When a baby boom hits the Yukon territory, Dr. Oakley helps a weak cow deliver an oversized calf, delivers puppies and treats a pregnant goat.

All-species vet Dr. Michelle Oakley has a tough day at the clinic; when a string of house visits get scary, two people wind up in the hospital.

Dr. Michelle Oakley covers thousands of miles as she tends the Yukon's animal population; she treats a 300 pound yak and a golden eagle.

Dr. Michelle Oakley makes her annual 500-mile trek to help Alaska's newborn reindeer and moose; she takes on a ferocious wolverine.

Dr. Oakley gives eight sled dog puppies their first exam, rounds up a pack of rogue horses and works to solve a miniature horse's medical mystery.

Dr. Oakely treats a sled dog whose encounter with a porcupine left it with a face full of quills and a baby moose who has life-threatening indigestion.

A muskrat attack sends a dog to the vet; Dr. Nicole has exciting news.

The clinic braces for a snowstorm as Doc races to an emergency farm call.

A Chihuahuas labor stalls, and a curious cat gets hooked.

Spring brings a baby boom of goats, reindeer, and puppies to the clinic.

Chief the dog has no owners and is in dire need of help.

A Miniature Pinscher's got a not so miniature problem.

Dr. Pol welcomes a new vet, Dr. Olivia, to the clinic.

A family tradition for the generations, it's time for an incredible fair.