News Release 10-224 - Video
Listen to principal investigator Felisa Smith describe the discovery.
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Principal investigator Felisa Smith from the University of New Mexico describes the discovery. She discusses her research in its goals; she describes how the demise of dinosaurs paved the way for mammals to get bigger; and she outlines the results of the data.
Credit: Videotaped by Steve Carr, University of New Mexico
Edited by Lisa-Joy Zgorski, Steve McNally, and John Wassel, NSF