There are even far more kinds of birds that are colored greenish above, yellow below, with black feathers in the plumage. I don't cover those here. The birds in this article are primarily bright ...

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

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