
Inside Nature's Marvels
The Amazon is not only the largest river on Earth, but it represents one of our planet's largest ecosystems.

The Amazon is not only the largest river on Earth, but it represents one of our planet's largest ecosystems.

It's the dry season in Zambia's Luangwa Valley – the set for a dramatic standoff between lions and hippos.

Travel the globe and witness wide-mouthed beasts of varying sizes and the worst table manners on the planet.

The town of Churchill, Manitoba prepares for a collision between 1,000 migrating bears and 10,000 tourists.

This documentary examines the puffin's unique migration patterns, feeding habits, and decreasing populations.

This film delves into the agreements and contracts drawn up in the natural world.

Animals have various means of procreating and raising their young. For these youngsters, life is a lottery.

Karina walks through a forest wonderland and takes an invigorating swim.

Karina and Craig catch and cook their own fish before heading out to track black rhino.

This documentary examines the puffin's unique migration patterns, feeding habits, and decreasing populations.

In the deep-blue ocean, it's survival of the fittest … and fastest.

The Amazon is not only the largest river on Earth, but it represents one of our planet's largest ecosystems.

Loggerhead hatchlings, pinkie-sized nudibranchs and the entertaining rock-hopper penguin to enjoy this week.

Tourists flock to town to see thousands of beluga whales crowding the bay.

Bank cormorants, orangutans and polar bears feature in this week's episode.

A tiny springtail goes on a fun quest for food beneath the soil. Narrated by Coyote Peterson.

Three species of North American bears fight to survive in a rapidly changing world.

Cuba's enforced political isolation has resulted in an unlikely marine reserve known as Jardinas de la Reina.

Leopards of Dead Tree Island takes us on an unforgettable journey into the lives of these elusive cats.

It is April and large groups of blacktip and tiger sharks are gathering off the South African Coast.