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Science Podcast - Cambrian explosion, coexisting with carnivores, the Archean atmosphere, and more (20 Sep 2013) 5k76d
Descripción de Science Podcast - Cambrian explosion, coexisting with carnivores, the Archean atmosphere, and more (20 Sep 2013) 2l5q3r
A look back at the Cambrian explosion with Paul Smith; Virginia Morell discusses the resurgence of predatory animals across the U.S.; Bernard Marty talks about the nitrogen in the Archean atmosphere. 6nq11
Comentarios de Science Podcast - Cambrian explosion, coexisting with carnivores, the Archean atmosphere, and more (20 Sep 2013) v4469