TV Guide National Geographic Wild Wednesday

Vets Emily and Martine are in the OR, where Dolly the koala's spaying surgery takes a scary turn; a run-over echidna is aided by vet Nigel.

Veterinarian Tim sooths burned possum feet; shadow vet Karina examines a half-drowned platypus before referring him to a specialist.

Veterinarian Tim races to save a rescued koala, named Ashley; vet Martine meets a flying fox with an extra digit who needs some extra care.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

The officers of the Canada Border Services Agency protect the country, dealing with everything from large drug cargo shipments to ordinary travelers.

Veterinarian Tim races to save a rescued koala, named Ashley; vet Martine meets a flying fox with an extra digit who needs some extra care.

Vet Claire juggles the demands of caring for sick koala joeys; rescue officers save a squirrel glider that has become caught in barbed wire.

Veterinarian Tim sooths burned possum feet; shadow vet Karina examines a half-drowned platypus before referring him to a specialist.

Mara the koala heads into surgery; vet Tim assess an injured sugar glider; rescue officer Elise pulls a flying fox out of a gutter.

Vets Emily and Martine are in the OR, where Dolly the koala's spaying surgery takes a scary turn; a run-over echidna is aided by vet Nigel.

Emily takes the pressure off a gassy koala mother; the team fight a wave of lorikeet paralysis syndrome and Karina uses a teddy bear to rescue a flying fox pup.

The residents in Port Protection, Alaska, each discover in their own ways that living alongside Mother Nature is the only way to survive in the harsh elements.

Old tools and newly learned skill sets prove to be vitally important as the inhabitants of Port Protection, Alaska, prepare for the winter months.

The residents receive help from friends and family as they complete important tasks before winter arrives; Sam Carlson and his son search for deer.

The Port Protection residents adapt to winter conditions to help them survive; Gary ventures into the forest to search for furs; Curly fishes for halibut.

The residents of Port Protection, Alaska, prepare for the coming difficulties as winter arrives so that they can make it through the season.

The inhabitants contend with harsh weather conditions as winter fully arrives in Port Protection, Alaska, and they try to survive the elements.

The residents rely on time-proven methods and their personal determination as they face a series of midwinter challenges in their remote habitat.

The residents of Port Protection, Alaska, complete a series of difficult tasks so that they can better endure the harsh winter season.

For those who choose to live in Port Protection, freedom comes at the cost of isolation.

Living in Port Protection means constant preparation for the cruel, unforgiving winter.

To survive in Port Protection, residents must use their creativity to adapt and thrive.

A group of experts investigates a series of vicious shark attacks that occurred in the state of New York; featuring exclusive bonus content.

Experts study a bizarre surge of shark attacks on Florida's Treasure Coast.

Panic reaches fever pitch in Maui when there are 16 shark attacks in two years; as experts investigate, they discover the reason was hiding in plain sight.