The Importance of De-Extinction

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De-extinction is using modern biotechnologies to resurrect extinct traits in species that are still here. Colossal says Mammoth-y elephants would be more cold resistant and resilient. They say if enough of them come back to their old arctic habitats, they could help restore the ecosystem.

Scientists are hard at work trying to bring back woolly mammoths (and dodos). But should they? And what would they actually be bringing back?

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