From the perfect "smoky eye," to bold red "lipstick," admire — and occasionally chuckle — at these birds' unique coloring.

Blue-footed boobies are aptly named, and males take great pride in their fabulous feet. During mating rituals, male birds show off their ... sea while keeping a keen eye out for schools of small ...

After ruling out diet, scientists discover the secret behind blue feathers lies inside how the feathers are made. Gavriel Jecan / Corbis For decades, scientists have known how birds with yellow or ...