Killer Whales Visit 'Social Clubs'

From BBC:

Killer whales create and visit social clubs just like people do, scientists have discovered.

Up to 100 fish-eating killer whales come together in the Avacha Gulf, off the coast of Russia.

But no-one knew why the whales form these huge superpods, when they normally live in smaller groups.

Now scientists report in the Journal of Ethology that these groups act as clubs in which the killer whales form and maintain social ties.

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