Under ultraviolet light, many birds-of-paradise secretly glow, revealing hidden colours scientists believe may shape ...

Charles Darwin is most famous for his finches, from whose beaks he gleaned the idea that a single species might radiate into many. But he studied other attributes of birds, too—like the rhythmic ...

Feathers on 37 of 45 birds-of-paradise species emit biofluorescence. The feathers absorb UV light and release it as a ...

A new study examines feathers across 249 species of Himalayan songbirds, finding that birds at higher elevations have more of fluffy down than lower elevation birds. Finding such a clear pattern ...

Feather mites are microscopic arthropods that inhabit the plumage and skin of birds, occupying specific microhabitats on their hosts. These mites exhibit extraordinary morphological diversity and host ...

Researchers found that the iridescent shimmer that makes birds such as peacocks and hummingbirds so striking is rooted in an evolutionary tweak in feather nanostructure that has more than doubled the ...