Orcas in the Gulf of California off the coast of Mexico have been spotted hunting young great white sharks by flipping them ...

Seven minutes into the video, the whales attacked a second juvenile white shark. This one was worked over repeatedly until ...

A shark-hunting pod of orcas was seen flipping their rival apex predators upside-down to paralyze them before feasting.

The latest survey of endangered southern resident killer whales confirms their plateau and gradual slide toward disappearance ...

Orcas, or “killer whales,” are not known for their amiable demeanor. Now, for the first time, they’ve been spotted repeatedly targeting young great white sharks in a shark nursery, according to a new ...

While well documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in Australia. However, orcas are actually sighted year-round in all coastal ...

Despite initial optimism about its condition, J-64 has not been seen since October 23, when researchers saw all 27 members of ...

The Center for Whale Research is closely monitoring future orca encounters after determining that the new calf, J-64, is most ...

VANCOUVER (Reuters) - Canadian environmental officials have failed to give adequate habitat protection to killer whales that live along the country's Pacific Coast, a Federal Court judge ruled on ...