NatGeo WILD Canada HDTV (NGWHD)

In surf or on turf, serenity turns into a savage fight for survival. (Repeat).

Carnivore or herbivore, both can inflict tremendous damage. (Repeat).

Casey travels to the Arctic to observe polar bears and brown bears, which are suddenly appearing side by side after being isolated for thousands of years by geography, climate and behavior. (Repeat).

Carnivore or herbivore, both can inflict tremendous damage. (Repeat).

Casey travels to the Arctic to observe polar bears and brown bears, which are suddenly appearing side by side after being isolated for thousands of years by geography, climate and behavior. (Repeat).

Zoo vets worry when Mary the reindeer won't eat; San Diego park keeper Marsha trains Choto the rhino. (Repeat).

A buffalo must pass a TB test before meeting the rest of the herd; a zookeeper finds a playmate for Kubali the cheetah. (Repeat).

Endangered bats need Hope's help, but helping them means taking unusual steps. Hope's deer release gets off to a bumpy start. (Repeat).

An active family choose between a Weimaraner, a Tibetan Terrier and a miniature poodle. (Repeat).

A family look for a rescue dog for their youngest son. (Repeat).

Zoo vets worry when Mary the reindeer won't eat; San Diego park keeper Marsha trains Choto the rhino. (Repeat).

A buffalo must pass a TB test before meeting the rest of the herd; a zookeeper finds a playmate for Kubali the cheetah. (Repeat).

Endangered bats need Hope's help, but helping them means taking unusual steps. Hope's deer release gets off to a bumpy start. (Repeat).

An active family choose between a Weimaraner, a Tibetan Terrier and a miniature poodle. (Repeat).

A family look for a rescue dog for their youngest son. (Repeat).

Endangered bats need Hope's help, but helping them means taking unusual steps. Hope's deer release gets off to a bumpy start. (Repeat).

Cesar takes on a hyper-alert Doberman and a Jindo-Pit who's a nervous wreck. (Repeat).

Cesar rehabs a red zone bulldog who's trapping his owners inside their home. (Repeat).

Cesar helps a pet parent whose three dogs battle to the point of bloodshed. (Repeat).

Cesar helps a pet parent whose three dogs battle to the point of bloodshed. (Repeat).

Cesar rehabs an overexcited Australian shepherd and its emotional pet parent. (Repeat).

Cesar rehabs a red zone bulldog who's trapping his owners inside their home. (Repeat).

Cesar helps a pet parent whose three dogs battle to the point of bloodshed. (Repeat).

Cesar helps an aggressive beagle and a Malinois that refuse to leave home. (Repeat).

A pitbull's aggression is fueled by fear, and a Frenchie eats everything. (Repeat).

Cesar helps a possessed Pit mix and a miniature dachshund with a giant bark. (Repeat).

Cesar helps an aggressive beagle and a Malinois that refuse to leave home. (Repeat).

A pitbull's aggression is fueled by fear, and a Frenchie eats everything. (Repeat).

Cesar helps a possessed Pit mix and a miniature dachshund with a giant bark. (Repeat).

Cesar takes on a hyper-alert Doberman and a Jindo-Pit who's a nervous wreck. (Repeat).

Gray wolves are observed in Yellowstone National Park. (Repeat).

Cesar takes on a hyper-alert Doberman and a Jindo-Pit who's a nervous wreck. (Repeat).

Gray wolves are observed in Yellowstone National Park. (Repeat).

A new zookeeper is worried when Jabba the mandrill becomes sick. Meanwhile, another zoo employee has a unique opportunity to train a baby camel. (Repeat).

Zookeepers contend with a crocodile as they round up turtles sharing the same pond. Also: entertaining a giant panda. (Repeat).

Season 3 begins with Hope taking care of the first two beavers to arrive at the rehab, and later, she learns the fate of her most famous patient. (Repeat).

A family choose between three rescue dogs. (Repeat).

The Meslys are looking for a puppy to complete their happy family. They go to visit the pug, the Welsh terrier, and the beagle. (Repeat).

A new zookeeper is worried when Jabba the mandrill becomes sick. Meanwhile, another zoo employee has a unique opportunity to train a baby camel. (Repeat).

Zookeepers contend with a crocodile as they round up turtles sharing the same pond. Also: entertaining a giant panda. (Repeat).

Season 3 begins with Hope taking care of the first two beavers to arrive at the rehab, and later, she learns the fate of her most famous patient. (Repeat).

A family choose between three rescue dogs. (Repeat).

The Meslys are looking for a puppy to complete their happy family. They go to visit the pug, the Welsh terrier, and the beagle. (Repeat).

Season 3 begins with Hope taking care of the first two beavers to arrive at the rehab, and later, she learns the fate of her most famous patient. (Repeat).

The fleet's in gear as last year's champ Paul Hebert stalls trying to catch his first fish. (Repeat).

Dr. Michelle Oakley helps domestic pets, farm animals, and endangered wildlife in the isolated regions of the Yukon. (Repeat).

The Pols need to fix the sheep hut before winter arrives. (Repeat).

Dr. Oakley encounters a bull and a yak. (Repeat).

Dr. Oakley is on call, ready to roll and taking care of business, 24 hours a day. (Repeat).

Dr. Michelle Oakley helps domestic pets, farm animals, and endangered wildlife in the isolated regions of the Yukon. (Repeat).

The Pols need to fix the sheep hut before winter arrives. (Repeat).