Swimming With Killer Whales

The killer whale is one of the most feared predators in the ocean but Dr. Ingrid Visser is undaunted when she goes Swimming With Killer Whales.

Swimming with Killer Whales in Photos

Swimming with Killer Whales in Photos

One of the most wide-spread mammals on the planet, they inhabit every ocean.

About Swimming With Killer Whales

About Swimming With Killer Whales

New Zealander Dr. Ingrid Visser is undaunted by killer whales' reputation.

Whale Adventure Trailer

Whale Adventure Trailer

Nigel Marven sets out on another adventure, this time focusing on grey whales.

Whale Adventure With Nigel Marven in Photos

Whale Adventure With Nigel Marven in Photos

Up and down the coastline, Nigel Marven meets whale-watchers, scientists and researchers.

Raising Big Blue in Photos

Raising Big Blue in Photos

Following Canadian scientists as they uncover a buried skeleton of a blue whale.

What Do Narwhals Use Their Tusks For?

What Do Narwhals Use Their Tusks For?

A long spiral tooth sticking out the front of your face must be quite cumbersome.

Why do Narwhals have a Tusk?

Why do Narwhals have a Tusk?

The exact function of the narwhal's tusk has troubled scientists for years.

Narwhal Facts and Photos

Narwhal Facts and Photos

The spiral tusk typifies this extraordinary whale.

Dolphin Facts and Photos

Dolphin Facts and Photos

Dolphins are a kind of toothed whale and are incredibly intelligent.

Whale Facts and Photos

Whale Facts and Photos

The cetaceans include both the baleen and toothed whales.