Pumas in Patagonia, Argentina are eating penguins in a national park — and it's changing how the big cats are interacting ...

Great white sharks have long ruled the open ocean, but a new and highly organized rival is beginning to reshape that balance ...

Like corn kernels in slowly heating oil, the orca sightings began sparse and unpredictable. But at some imperceptible moment, ...

Off the coast of British Columbia, killer whales are tailing dolphins, and both seem to be rewarded with fishy meals. But not ...

Scientists say dolphins and orcas have teamed up to hunt salmon off British Columbia. It’s the first time such behavior has been documented between the two mammals.

A new study offers rare insights into how two species use each others’ sounds, size and speed to eat better together than ...

Nature can be brutal. But animals also help each other, sometimes in ways unimaginable to the human observers. For instance, ...

Learn how resident orcas collaborate with local dolphins to hunt salmon while offering protection for their smaller cousins ...

White-sided dolphins seem to help killer whales "scout" and catch Chinook salmon near Vancouver Island, then eat the ...

Whales and dolphins are some of the smartest animals on Earth – and when it comes to hunting prey, they are particularly ...

Dominica recently set aside nearly 800 square kilometers of the Caribbean Sea as the world’s first Sperm Whale Marine ...