A study in the Journal of Morphology shows how the bizarre prehistoric ratfish called a Helicoprion ate with its unique set of choppers. A Helicoprion was a prehistoric ratfish that featured perhaps ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A study out of Japan showed how targeting genes can regrow teeth in animals. Now, the team has turned to ...

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Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? A 2021 study out of Japan showed how targeting genes can regrow teeth in ...