The animals represented below are only a small selection of the species that have gone extinct since 1600. But they give a sense of the enormity of what we've lost—and what, with the dawn of species-revival science, we may stand to regain.
Source: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.1. Downloaded on 21 January 2013.
De-Extinction News and Commentary
Opinion: Revived species are anything but, and "de-extinction" may be just good marketing.
First off, is Jurassic Park possible? Carl Zimmer, author of the new National Geographic cover story, explains.
The April cover of National Geographic magazine explores the possibility of reviving extinct animal species.
And may again—revival may yield health boon.
What if we could bring back lost species?
New Video: Recipe for Resurrection
Video: Should We Bring Back Extinct Species?
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National Geographic Channel
Scientists have just two weeks to find a cell that could bring the mammoth back. Premieres April 12.