Too hot? Too cold? Birds use their legs as a thermostat | Science | AAAS The fluffy plumage of birds keeps them warm. Their beaks keep them cool, shedding heat when things get too hot. But when the animals need a more … Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews December 13, 2023 by Pumilo Bird News 0