Migrating animals may imprint on a magnetic signature
December 2nd, 2008 in Biology /One of nature's enchanting mysteries is how marine animals such as sea turtles and salmon cross thousands of miles of ocean but still find their way back to their birthplaces to reproduce.
Content from McClatchy-Tribune Information Services expires 90 days after original publication date. For more information about McClatchy-Tribune Information Services, please visit www.mctdirect.com .