The Gastric-Brooding Frog
The genome of this extinct frog was reactivated by scientists with cloning technology. They implanted a "dead" cell nucleus into the fresh egg of another frog species.
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Key Facts In This Video
The gastric-brooding frog gives birth through its mouth. 00:41
Scientists can use somatic cell nuclear transer to bring extinct species back to life. 00:58
Extinct species that died out recently and have similar species still in existence (like the passenger pigeon) would be best candidates for de-extinction. 02:03