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 ...

Monitors with an area bird tracking organization say that they've determined that a number of ducks have succumbed to bird flu​ along Lake Michigan.

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 ...

As it mutates, the bird flu has seemingly been able to infect other bird species, pets, other kinds of animals and, on rare ...

Most of Trump’s health picks are uninterested in using most of the tools that can limit the spread of infectious disease.

With its glaciers and sub-zero temperatures, Antarctica hardly seems like a place of refuge. However, the now icy continent ...

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 minutes, runs Feb. 14-17.

very close to one another genetically and belong in the same group. The connections between birds and their scalier kin might have been easier to grasp if there hadn't been a mass extinction event ...