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Orcas start wearing dead salmon hats again after ditching the trend for 37 years

Live Science
Summary
Nutrition label

77% Informative

Northwest Pacific orcas have started wearing salmon hats again, bringing back a bizarre trend first described in the 1980s .

Researchers think the orcas sporting salmon hats now may be veterans of the trend when it first appeared nearly 40 years ago .

Orca researchers' best guess is that salmon hat fads are linked to high food availability.