A video showing an orca appearing to mimic human speech is leaving viewers both fascinated, and seriously unsettled. Killer whales, also known as orcas, are already known as some of the most ...

When orcas, also known as killer whales, interact with a boat, they generally do not display aggressive behavior or any ...

Orcas display a variety of skills, like coordinated hunting and regional 'dialects.' They have also revealed several interesting habits, like grooming each other with kelp and offering food to humans.

Orcas are among the most powerful predators on Earth. They hunt seals, giant squid, large fish, and even great white sharks ...

Killer whales are among the ocean’s most powerful predators. They can prey on stingrays, seals, porpoises, and even massive baleen whales. They are also known for disrupting great white sharks and ...

When researcher Jared Towers set up his cameras underwater to observe a pair of killer whales, he saw something strange. She closed her mouth, paused, apparently watching for Towers’ reaction and hung ...

Whales observed in Salish Sea off western North America Behavior is a rare instance of tool use by marine mammals It may promote skin health and strengthen social bonds June 24 (Reuters) - Killer ...

Killer whales have been caught on video breaking off pieces of seaweed to rub and groom each other, scientists announced Monday, in what they said is the first evidence of marine mammals making their ...