Jewel-Toned Hummingbirds Spar with Their Beaks as Weapons (VIDEO)

November 5, 2014 4:14 PM

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Jewel-toned hummingbirds that delicately sip nectar from flowers may not be as peaceful as you might think. These bright birds don't just use their beaks to feed; they also use them while fight to stab at their opponents' throats.

"Historically, bird beaks have been the prime example of adaptation through natural selection, such as in the textbook example of Darwin's finches," said Alejandro Rico-Guevara, lead researcher of the new study, in an interview with UConn. "But we show here the first evidence that bills are also bei...

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