GeekSided on MSN

Avian Pigmentation Genetics: How Birds Get Their Colors

Birds receive their colors thanks to the pigments in their genetic makeup. All living creatures owe their coloring to ...
Evansville Courier & Press

For the Birds: Can birds change their bill color?

EVANSVILLE, Ind. — Birds perform amazing feats. They fly, not just across the yard but across continents. They build nests, each so distinctive that construction and location identify the builder.