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Title: How Do Birds Find Their Way Home? Post by: Donna on 14-May-12, 07:42:48 AM http://www.smithsonianmag.com/science-nature/How-Do-Birds-Find-Their-Way-Home.html (http://www.smithsonianmag.com/science-nature/How-Do-Birds-Find-Their-Way-Home.html)
The most difficult one for us to comprehend may be the earth’s magnetic field. Birds see it, but what it looks like to them, nobody knows. |