Hummingbirds' names evoke their exquisite qualities and variety, from sabrewings to woodstars to sunangels-to this Violet Sabre-wing. Central and South America are home to well over 300 species of hummingbirds! Find out more about hummingbird migration -- and what hummingbirds might be…

All winter long, our neighborhood House Finches--like this one--have called to one another with their distinctive, sweet cheeps. And our resident Song Sparrows, with calls that sound like a tiny barking dog. But as the days grow longer in late winter, the lengthening light helps trigger a…

Circling silently above the earth on broad, black wings, vultures need little introduction. We know them as nature's clean-up crew, dining on dead and decaying animals. A unique range of adaptations allows vultures such as this Black Vulture to feast on food that’s off limits for many…

It was only in 1939 that this Altamira Oriole was first found north of the Rio Grande River. Now it happily visits residents on the Texas side of the river, especially where a juicy orange half waits in a backyard feeder. Northerly breeding orioles, like Bullock's in the West and the…

What bird laid the largest eggs ever known? To date, the record holder is the now-extinct Elephant Bird, a relative of the present-day Ostrich and other large, flightless birds, including rheas, cassowaries, and kiwis. Elephant Birds lived on the island of Madagascar. But by perhaps 1000…

The idea of the "swan song" recurs from Aesop to Ovid to Plato to Tennyson. Ovid described it, "There, she poured out her words of grief, tearfully, in faint tones, in harmony with sadness, just as the swan sings once, in dying, its own funeral song." But it's based on a sweet fallacy -…

Like the American Robin, the European Robin is a bird of yards and gardens. But it’s not much bigger than a chickadee. The robin’s likeness turns up everywhere from Mother Goose rhymes, Peter Rabbit stories, and whiskey labels to postage stamps and Christmas cards. On at least two…

On a snow-covered field in northern Japan, two majestic Red-crowned Cranes face one another, raise their heads toward the sky, and call in unison. As they call, the pair begins to dance. They bow to one another, then throw their heads over their backs, then bow again. The pair leaps into…

Looking for a project this winter? Consider giving screech-owls a helping hand. Eastern and Western Screech-Owls span the wooded areas of the continent, nesting in tree cavities left vacant by large woodpeckers. However, such natural housing opportunities are often in short supply. That’s…

Have you ever seen a bird foraging in the rain and wondered why it isn't soaked to the bone? While every bird wears one feather coat, different kinds of feathers – and even different parts of the same feather – can perform various functions. The outermost tips of the main body feathers…