Unlike birds whose plumage is mostly blue, the green coloring of a green bird’s feathers is the result of pigment, not a ...

A first-ever collaboration between the National Gallery of Art and the Smithsonian examines the birth of natural history.

Residents covered the sidewalks of the Evansville Municipal Building on Tuesday evening to conceal dozens of swastikas that ...

The beaks of Anna's hummingbirds in California grew longer as people started hanging artificial feeders, according to new ...