8 Signs the Animal Kingdom Is Out of Whack
Submitted: Jul 18, 2008 - LiveScience.com - A polar bear clinging to a melting iceberg may the poster child for global warming, but rising temperatures, pollution and other human activity are also affecting the animal kingdom in far subtler ways. Like the proverbial canary in the coal mine, the natural world could be giving us other signs that human intervention has knocked it way off kilter.
