Great...I just deleted my comment@%#! So here goes again! Itz Friday and I reckin you can say what you want!!! Yeah...bang your head Monday! :) Most likely nobody will remember your "moment of frustrated weakness" coz we all did the same thing you're about to do....OR have already done?????? :) Have a blessed and safe weekend!! :)
How did feathers evolve? This fascinating TED-Ed video -- created by TEDxDeExtinction host and National Geographic writer Carl Zimmer -- explains how feathers developed way back when dinosaurs roamed the earth:
How did feathers evolve? A TED-Ed animation explores.
When you think about it, feathers are pretty amazing. The most complex integumentary structures (y’know — integumentary — stuff like skin, hair,...