Biodiversity

A male cerulean warbler shows off the blue coloration that gives the bird its name. Since the birds are often in treetops, it's the white neck and belly areas, the thin "necklace" and dark streaks on each side that people are more likely to see when looking for the bird. Courtesy Photo/Matt Williams

Why conservationists hatched plan to protect tiny blue bird in Indiana

Conservation groups are working to save the cerulean warbler, a state-endangered bird whose population has dropped by 70% in 50 years. A three-year project, partially...