Giant camels used to roam what’s now Los Angeles. If you visit the city’s La Brea asphalt seeps, you can see their bones, reconstructed into a massive skeleton gleaming beneath the museum lights.

A two-foot-long tubular animal that roams the West is officially back from extinction. Originally thought to be extinct, a dog in Meeteetse, Wyoming, "rediscovered" America's only native ferret in ...

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But thanks in part to trees planted in areas where the two fungi don’t grow well, the American chestnut isn’t extinct. And efforts to revive it in its native range have continued, despite the long ...

A Texas-based genetics company says the long-extinct dire wolf is back. Dallas-based Colossal Biosciences announced that it has re-birthed the dire wolf, a canine species that previously roamed North ...