Last extinction

"Nova investigates a provocative new theory that suggests the extinction of more than 34 types of large prehistoric mega-creatures, such as the saber-toothed cat and woolly mammoth, was caused not by climate change or the arrival of the first human hunters, but by the massive breakup of a comet...

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Bibliographic Details

Corporate Authors:	Hamilton Land & Cattle, Inc, WGBH (Television station : Boston, Mass.), WGBH Video (Firm), WGBH Educational Foundation, Public Broadcasting Service (U.S.), Corporation for Public Broadcasting
Other Authors:	Hamilton, Doug, Pyne, Solana, Tinworth, Rob, Schreiber, Liev, Dye, Christopher
Format:	Unknown
Language:	English
Published:	Boston, Mass. : WGBH Boston Video, 2009.
Series:	Nova.
Subjects:	Extinction (Biology) > Videorecordings. Extinct animals > Videorecordings. Paleontology > Videorecordings. Catastrophes (Geology) > Videorecordings. Comets > Collisions with Earth > Videorecordings. Video recordings for the hearing impaired > Videorecordings.