Researchers have found that, for crested auklets, chemistry has both amorous and practical applications. The birds rub a citrus-like scent, secreted in wick-like feathers on their backs ...

The Yellow-crested Helmetshrike (Prionops alberti) was listed as a "lost" bird by the American Bird Conservancy, who says that more than 130 birds, which equals about one percent of all species ...

Scientists assumed there must be something else that makes these longer-crested individuals so attractive. (Read about "moonwalking" birds and other crazy avian courtships.) Perhaps it’s their ...

Snow-white feathers topped with a regal yellow crest, and a pale marigold blush on its cheeks below cartoonishly wide eyes: this is the yellow-crested cockatoo. To some, these screeching birds are ...