❄️🐦 Ever wonder how a tiny bird survives a freezing night?

[tksst@fediscience.org]

️ Ever wonder how a tiny bird survives a freezing night? They're using advanced #biology!

From "fluffing" their feathers to creating a personal heat cocoon to using a specialized internal heat exchange system in their feet, #birds have the #winter covered.

https://www.popsci.com/environment/how-birds-keep-warm-in-winter/

#science #wildlife #nature #education #ornithology