Bones of Long-Dead Animals Conjure Ghosts at Yellowstone

Bones of Long-Dead Animals Conjure Ghosts at Yellowstone
Mon, 28 Mar 2011 16:32:00 -0500

They tell a story, these bleached bones that gleam in the sun in Yellowstone National Park.

Bones on landscapes like Yellowstone may provide detailed accounts of how animal populations have changed over the last few decades or even century, scientists have found.

"The skeletons of long-dead animals lying on landscapes provide critical insights into our understanding of ecosystem history, especially how populations have changed," says biologist Joshua Miller of ...

More at http://www.nsf.gov/news/news_summ.jsp?cntn_id=119063&WT.mc_id=USNSF_51&WT.mc_ev=click

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