Jurassic dancing: Scientists find dinosaur 'disco floor' - USA TODAY

USA TODAY
Jurassic dancing: Scientists find dinosaur 'disco floor'
USA TODAY
To the unknowing eye, the clearing looks like a rock slab gouged and pitted by erosion. But scientists recognized the expanse of stone for what it once was: a dinosaur dance floor. Back in the Cretaceous, large reptiles apparently strutted their stuff ...
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Dinosaurs may have danced like birds to