Without color vision, their fancy feathers would be meaningless since they help birds recognize members of their species and gather important information like the age, sex, and fitness of other ...
They also help birds themselves to communicate with each other, to convey messages of courtship and warning, and to signal status to potential mates. Every color of the rainbow features on the plumage ...
There exists an interesting bird behavior that is worth thinking about, understanding and observing. While not all birds do it in the same manner, most birds, to some degree or another ...
Nearly all birds with bright red, orange, and yellow feathers or bills use a group of pigments called carotenoids to produce their colours. However, these animals can't make carotenoids directly. They ...