Animals range in size, shape, and appearance. Some possess drab, plain-looking feathers, scales, or skin, while others sport ...

Birds are some of the most colorful animals on Earth ... which grow up to 3.8 feet (1.16 meters) long from head to tail tip, have bright-red feathers on their breast and underparts, a golden ...

Northern cardinals, blue jays, American robins, and house sparrows are common birds throughout city life. These small, ...

Green feathers ... the color of the bill (e.g., zebra finches) or the color of facial skin (e.g., snowy egrets). A major dietary source of carotenoids for many terrestrial birds comes indirectly ...

There are more than 11,000 different bird species in the world that have ... could be iridescent – like a male mallard duck’s head feathers that seem to change depending on the angle you ...

Take, for example, the Resplendent Quetzal, a small, colorful bird native to the cloud forests of Mexico and Central America with tail feathers that ... they fly over your head close enough ...

So the possibility of intensifying color ... long feather streamers, eye-rings, mouth linings and beaks. More common were washes of fluorescence down the head, neck and chest, or, for birds ...

and yellow skin like a colorful mask, which frames a curved beak and long black eyelashes. To top it all off are the long, decorative feathers on the back of the bird’s head. The bird’s unique ...

Found in the forests of Papua New Guinea, Indonesia, and Eastern Australia, birds of paradise are famous for flashy feathers and unusually ... which was observed on the head, neck, chest, and ...