Killer whales in the Pacific Northwest resume the habit of balancing salmon on their heads, puzzling scientists and observers ...

A new study found that a killer whale pod in Mexico is attacking much larger whale sharks from below to debilitate them. This ...

A recent photo of an orca swimming with a salmon on its head has fueled speculation that the fad, first observed in the 1980s ...

Two orcas from the Pacific Northwest were spotted with dead salmon on their heads, an act first documented in the 1980s.

The ETP orcas are more commonly encountered in the Sea of Cortez and elsewhere off Mexico. Their seasonal dolphin-hunting ...

Orcas were previously seen sporting salmon on their heads in the late 1980s, but it’s not clear what the behavior means.

When Eastern Tropical Pacific killer whales visit San Diego waters via Mexico, it’s always exciting for observers. For starters, the ETPs visit primarily to hunt common dolphins. These predation ...

Orcas have apparently taken a break from sinking luxury yachts so they can focus on themselves. The animals have brought back an old whale fashion trend that hasn’t been in style in nearly four ...

A killer whale was spotted balancing a salmon on its head earlier this fall near the coastline in Washington state, surprising scientists and intriguing orca watchers. The critically endangered ...

An orca was seen balancing a salmon on its head in coastal waters in Washington state. Orcas were previously observed doing the same thing in the 1980s. It’s not clear what the behavior means.