PBS NewsHour

Should science revive the woolly mammoth?

Clip: 04/22/2014 | 9m 21s

Researchers are working to bring back extinct animals like the woolly mammoth and passenger pigeon, operating under the belief that reviving such species could restore vanishing habitats. But many biologists suggest these efforts should focus on endangered, rather than extinct, species. Gabriela Quiros and Thuy Vu of KQED have the story.

Aired: 04/22/14

Rating: NR

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