How, then, are #Bluebirds… well, blue birds?
The physics of blue feathers, it turns out, can be complicated. ABC Senior Conservation Scientist David Wiedenfeld explains: bit.ly/3CKfFiS. 🪶
How, then, are #Bluebirds… well, blue birds?
The physics of blue feathers, it turns out, can be complicated. ABC Senior Conservation Scientist David Wiedenfeld explains: bit.ly/3CKfFiS. 🪶