Along remote coastlines, killer whale parents teach their young how to intentionally beach themselves for prey in a tradition ...

A killer whale surfaces beside a small boat, a freshly caught fish clamped in its jaws. It releases the fish near the hull, ...

A new drone study reveals that endangered Hawaiian false killer whales may be struggling to find enough food, putting the ...

Killer whales are one of the most widespread animals on the planet. As the ocean’s largest apex predators, they keep marine ...

Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly intelligent creatures, capable of complex hunting strategies. They also engage ...

SEATTLE — The endangered killer whales of the Pacific Northwest live very different lives from orcas in captivity. They swim up to 100 miles (161 kilometers) a day in pursuit of salmon, instead of ...

A kayaker paddled for his life, while an orca stalked him into shallow waters at Bahía Rosas, Golfo San Matías, in Argentina.

A seven-year collaborative study has revealed alarming fluctuations in the health of Hawaii's endangered insular false killer ...

Hunting killer whales always eat the animals they kill, typically leaving behind only a few low-energy parts, such as fins. "Also, if it was just aggression, they wouldn't bother to tear off the fin," ...

(Franco Banfi / Oceans-Image / Photoshot) Lions, orcas, hyenas, some hawks and a few other species hunt collaboratively, and now researchers have added a fish to that list. Yellow saddle goatfish in ...

Dec. 19 (UPI) --Kshamenk, the last killer whale held in captivity in Latin America, died of cardiorespiratory arrest in Argentina at age 35, Mundo Marino said. The mammal spent 33 years in a marine ...