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Re: DOWNY STEGOSAURS (WAS: Re: Feathers on Bloody Everything)



Cold-blooded animals to lose heat either:
move to where it's cooler - or - open their mouths to cool the blood
circulating in the mouth

Is there another way cold blooded animals cool down?

-Betty

Scott A Hartman wrote:
> Remember also, the Mesozoic
> wasn't "warm," it was hot.  Heat is a big problem for endothermic animals
> (try running around naked in Southern Florida in the summer time).  And
> during monsoons, the evaporative cooling can chill an endotherm very
> quickly.