But the colors and patterns of a bird’s feathers ... and the shimmering rusty orange of Rufous Hummingbirds. As well as helping humans to distinguish between species and record accurate observations, ...

Although it is one of the smaller members in a family of very small birds, this species is notably pugnacious. The male Rufous, glowing like new copper penny, often defends a patch of flowers in a ...

The American tree sparrow often occurs in flocks of up to 50 birds. In habitat and behavior ... Winter: more buffy; rufous color on crown sometimes forms a central stripe. Juvenile: streaked ...

Birds are perhaps the most diversified creatures on Earth, with such impressive variety in colors, patterns ... found in western North America. Rufous Hummingbird (Selasphorus rufus) Small ...

Tortugero National Park, Costa Rica. By Becky Matsubara from El Sobrante, California - Green-and-Rufous Kingfisher (female), CC BY 2.0, https://commons.wikimedia.org ...

Color morph distribution is more complex. In most areas intermediate brownish birds compose less than 10 percent of the population; but in Florida, gray, rufous, and brownish birds are evidently ...

This fearsome bird of prey is the most prevalent North American ... Adults’ tails are cinnamon-red above and pale below, while young birds’ tails are brown with bands. Not all members of this species ...

Their plumage is mottled grey, white, black and rufous ... They catch prey in flight, or by sitting motionless in a tree and then swooping down on ground-dwelling prey. Tawny Frogmouths eat insects ...