http://blogs.discovermagazine.com/discoblog/2008/03/06/grizzly-bear-dance-lessons/ Quirky, funny, and surprising science news from the edge of the known universe. Tue, 24 Nov 2009 13:04:26 -0600 http://wordpress.org/?v=2.8.4 hourly 1 http://blogs.discovermagazine.com/discoblog/2008/03/06/grizzly-bear-dance-lessons/comment-page-1/#comment-3707 Don Tosaw Jr. Sat, 05 Apr 2008 16:33:41 +0000 http://blogs.discovermagazine.com/discoblog/2008/03/06/grizzly-bear-dance-lessons/#comment-3707 Could these bears also being doing this because it feels good? Might they not be scratching their backs in addition to "marking" the tree with their scent? In one of the videos, the bear spent quite a long time rubbing his back and hind quarters on the tree. It seems likely that their was some gratification involved fot the bear, although I know that this is hard to test scientifically. Could these bears also being doing this because it feels good? Might they not be scratching their backs in addition to “marking” the tree with their scent? In one of the videos, the bear spent quite a long time rubbing his back and hind quarters on the tree. It seems likely that their was some gratification involved fot the bear, although I know that this is hard to test scientifically.

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