Study finds that birds-of-paradise are biofluorescent, suggesting that this "hidden" phenomenon provides enhanced signaling for hierarchy and courtship.

Suspicions that there may be more bird flu going around undetected were backed by a voluntary serosurvey among veterinary ...

Scientists have for the first time demonstrated play-like behavior in flies. They found that fruit flies (Drosophila melanogaster) voluntarily and repeatedly visited a carousel.

Spring can seem a long way off, until you spot a phoebe and see wrens gathering nest material. Learn more spring bird moments ...