Fossils Buried in LA Tar Pit Show Why Saber-Toothed Cats Blinked Out of Existence
At Los Angeles’ La Brea Tar Pits, scientists found they could watch large mammals disappear from the fossil record—and could trace the ecosystem through the catastrophe
At Los Angeles’ La Brea Tar Pits, scientists found they could watch large mammals disappear from the fossil record—and could trace the ecosystem through the catastrophe
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