Forum > Birds In The News > Hornbills In The Kalahari Desert May Keep Cool By Losing Heat Through Their Beaks

Webmaster Posted 18-May-2016 15:28
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From Science Daily on 18-May-2016 15:28

When temperatures are scorching, southern yellow-billed hornbills in the Kalahari Desert of southern Africa dilate blood vessels in their beaks to thermoregulate and cool off, according to a new study.



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