Bison Bones Shed Light on Demise of Large Mammals

  • Playlist
  • Download
  • Embed
    Embed <iframe src="http://www.npr.org/player/embed/4187673/4187674" width="100%" height="290" frameborder="0" scrolling="no">
  • Transcript

About half of the large mammals in North America went extinct about 12,000 years ago. Scientists have long debated whether that was caused by hunting or climate change. A new study of ancient bison bones sheds light on the mystery. NPR's Richard Harris reports.

Comments

 

Please keep your community civil. All comments must follow the NPR.org Community rules and terms of use, and will be moderated prior to posting. NPR reserves the right to use the comments we receive, in whole or in part, and to use the commenter's name and location, in any medium. See also the Terms of Use, Privacy Policy and Community FAQ.