Last Extinction : Megabeasts' Sudden Death /

What killed the mammoths? Near the end of the last ice age 13,000 years ago, these mighty beasts disappeared from North America together with some 35 other groups of mammals. For four decades, debate has raged over the cause of their abrupt demise. NOVA presents an in-depth investigation of a contro...

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Bibliographic Details
Corporate Author: Public Broadcasting Service (U.S.)
Format: Electronic Video
Language:English
Published: [Place of publication not identified] : Public Broadcasting Service (U.S.), [2009]
Subjects:
Online Access:Streaming video (Emerson users only)