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Killer whales, also known as orcas, are easily recognized by their stunning black and white appearance. These huge animals ...

The debate over the ocean’s greatest predator often pits the orca against the great white shark, with many siding with the ...

More than 96% of deforestation, or human-caused, permanent removal of forest cover, occurs in the tropics.

Fifty years since the release of Jaws, these photographers are showing a different, less frightening view of great white sharks.

These majestic marine mammals are normally dressed in that iconic black-and-white tuxedo look, so when a completely white one shows up, it definitely turns heads. But what makes them so rare?

Stunning footage captures incredibly rare albino killer whale with all-white markings swimming with normal-coloured orcas off Japanese volcanic island ...

Whale watchers captured video of a white pygmy killer whale calf swimming with its pod near Oahu, Hawaii.

A killer whale has become a first-time mom after a peachy-orange calf was spotted swimming with her off Washington, a whale watching group said. The baby orca was discovered March 20 in the Salish ...

“These findings provide compelling evidence of killer whale predation on white sharks in Australian waters, with a strong indication of selective liver consumption,” said Reeves.

"These findings provide compelling evidence of killer whale predation on white sharks in Australian waters, with a strong indication of selective liver consumption.