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Hummingbird Migration Can Mean Flying 2,000 Miles Without a Break
HowStuffWorks via Yahoo News· 6 days agoRuby-throated hummingbirds migrate annually from the U.S. all the way to Central America. How often...
10 Starfish Species You've Probably Never Seen Before
HowStuffWorks via Yahoo News· 7 days agoWhat lives in water, has no gills, scales or fins and is not a fish? Yep, a starfish — which is why...