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

Winter poses several challenges for birds. Scarce food supplies and limited water are obvious challenges for nearly all of them. Extremely cold temperatures, strong winds, driving snow and ...

Birds-of-paradise are known for their bright colours and courtship displays. Now, it turns out that many species also have ...

Interestingly, birds remain woefully understudied when it comes to the optical extras. Until now, no one had looked for the ...

These include very noticeable characteristics, such as feathers and a pair of wings ... of these features appeared at different points in the evolutionary history of birds, making it difficult for ...