Den mothers: bears shift dens as ice deteriorates.(This Week): An article from: Science News

This digital document is an article from Science News, published by Thomson Gale on July 21, 2007. The length of the article is 542 words. The page length shown above is based on a typical 300-word page. The article is delivered in HTML format and is available in your Amazon.com Digital Locker immediately after purchase. You can view it with any web browser.

Citation Details
Title: Den mothers: bears shift dens as ice deteriorates.(This Week)
Author: S. Milius
Publication:Science News (Magazine/Journal)
Date: July 21, 2007
Publisher: Thomson Gale
Volume: 172 Issue: 3 Page: 37(1)

Distributed by Thomson Gale