Biofluorescence is widespread in birds-of-paradise, a group of tropical birds famous for their spectacular courtship dances.

Study Finds That Birds-of-Paradise Are Biofluorescent Research suggests that "hidden" phenomenon provides enhanced signaling for hierarchy and courtship.

Scientists find that 82 percent of birds-of-paradise species show biofluorescence, often on their feathers, throat or inner ...

Columnist Bill Danielson explores the challenge of identifying individual birds and the rare moments that make one stand out ...

The Great Backyard Bird Count, in which members of the public are asked to count the birds they see or hear for at least 15 ...

The bird has a short tail ending in a pygostyle, an important aerodynamic innovation moving the center of mass forward toward the wings.

A new study shows the bird flu has silently spread from animals to some veterinarians. It echoes two smaller studies that ...

The researchers used several methods to explore the position of Baminornis zhenghensis in the evolutionary tree of birds. The ...

The study of irruption behavior is difficult, because researchers are dealing with an event that happens irregularly.

The USA's goal song at the 4 Nations Face-Off is "Free Bird" by Lynyrd Skynyrd. Ahead of the team's opener against Finland, USA Hockey teased that "Free Bird" was making its return for the red, white ...

The nation’s biggest egg producer is raking in profits as shoppers get slammed with stratospheric prices — and it’s partly ...

Chinese scientists have unearthed the oldest short-tailed bird fossil, dating back about 150 million years, in east China's ...