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

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.

Imagine you are a young Bar-tailed Godwit, a large, leggy shorebird with a long, probing bill hatched on the tundra of Alaska. As the days become shorter and the icy winter looms, you feel the urge to ...