As we mentioned two years ago, polar bears eating polar bears is very rare. But another sighting has people wondering if we will see even more.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/2prAEID1GhU" height="1" width="1"/>
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As we mentioned two years ago, polar bears eating polar bears is very rare. But another sighting has people wondering if we will see even more.<img src="http://feeds.feedburner.com/~r/DiscoveryNews-Top-Stories/~4/2prAEID1GhU" height="1" width="1"/>