Two groups of killer whales are engaging in a terrifying, bloody cannibalistic war beneath the ocean’s surface, where gangs ...

Killer Whales Face Off Against the Ocean’s Most Feared Giants | Wild Animals | Animal fights. Beneath the ocean’s calm surface lies a realm where silent strategy rules and the Orca leads the way. In ...

Researchers suggest that predation by a subspecies called Bigg's orcas might explain why members of another one, called resident orcas, stay in such large family groups ...

Blue whale calves enter the world already the size of a bus, yet they still face danger. A hungry killer whale sees a slow, inexperienced target guarded by a single adult. However, orcas cannot reach ...

A study in 2018 revealed that some orcas are able to imitate human speech, mirroring words such as 'Amy', 'Hello' and 'Bye ...

A killer whale mom, who shot to fame after she carried her dead calf’s corpse with her for more than two weeks in a harrowing tale of grief, has lost another baby, scientists revealed. The orca, ...

Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

A killer whale was filmed delivering a high-speed strike to a giant ocean sunfish during a rare underwater hunt in Baja California Sur, Mexico. Wildlife videographer Evans Baudin captured the moment ...

CENTRAL COAST, CALIFORNIA -- The ocean just off the central California coast became a playground for a pod of orcas. Video taken by Monterey Bay Whale Watch videographer Evan Brodsky shows the orcas ...

The bereaved whale mother who made headlines when she heartbreakingly grieved her dead baby for more than two weeks has given birth to a new calf, scientists said. The mama orca, named J35 by ...