For the first time in 37 years scientists have observed orcas wearing dead salmons as hats, but no one knows what's behind this fishy behavior.

An especially popular killer whale put a dead fish on his head, in a throwback to a fashion last seen in the 1980s.

Orca whales have been spotted wearing dead salmon as hats, simultaneously charming and confounding scientists around the ...

A group of orcas off the west coast of North America has brought back a bizarre fashion trend not seen since the late 1980s: ...

A resident orca off the coast of Washington state was recently spotted sporting a dead salmon on its head. The phenomenon was ...

Orcas have been spotted wearing dead salmon on their head like hats, a trend that hasn't been popular with the whales since ...

Orcas off the coast of Washington State are balancing dead fish on their heads like it's the 1980s, but researchers still ...

Researchers recently observed a killer whale (Orca) wearing dead salmon on their heads as hats, and believe it or not it's ...

Deborah Giles, the research director for the nonprofit Wild Orca, witnessed the return of the salmon hat trend while observing orcas in the Puget Sound. "We saw one with a fish on its head. So that ...

Southern resident killer whales always look sharp in their smooth black-and-white body suits, but now they have a new accessory. Dead salmon hats. Researchers in Washington have noticed at least ...

It’s a very sophisticated thing to do something for no purpose other than that it amuses you,” on researcher said.