beak

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Beak Deformities on the Rise in Northwest

Abnormality at 10 times normal levels

(Newser) - Something is warping the beaks of thousands of birds in Alaska and the Northwest. A recent US Geological Survey found a shocking number of birds with “avian keratin disorder,” which causes the either the upper beak, lower beak, or both to grow abnormally long and curved, often crossing... More »

Toucan's Beak Really Outsized Thermostat

Toucans control blood flow to outsized bill to raise or lower body temperature

(Newser) - New research reveals an unexpected use for the toucan’s outsized bill, Wired reports. Thermal imaging shows that the bird can regulate its body temperature by increasing or restricting blood flow to its beak. “Bird bills are not ‘dead tissues’ incapable of playing a role in heat balance,... More »

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