Killer whales hunt fish with clicks and buzzes—they choose and chase their prey with sound waves. But a mundane feature of ...

Orcas return to the site of the brutal 1970 incident where an estimated 80 orcas were rounded up and captured or killed in ...

It’s not the first time that scientists have noted the so-called “killer whale” participating in a hobby that seems to spread from group to group and serve no other purpose except for the ...

By Michele E. Buttelman, Signal Staff Writer Doña Uhrig, Sunday Editor Southern California is blessed with an amazing climate ...

An endangered orca vanished from a dwindling whale pod off the Washington coast, a conservation group said. The missing ...

Some orcas prey on fish, others hunt mammals like seals, sea lions, and otters, and some have even been known to go in packs after larger whale species— especially the babies of these species. Orcas ...