Singing from high in the treetops or along telephone lines, males are a deep vibrant blue all over in the summer and have ...

This large, mainly black bird is the only curassow with distinctive blue bill ornaments, earning the species its common name. Very little is known about this bird in the wild due to its rarity; while ...

An unusually long-tailed black-and-white corvid with a black bill. In good light, black on wings and tail shine with iridescent green, blue ... but the birds are easily able to quickly change ...