A century of screen history shows how heroic conservationists became tweed-clad caricatures, and when Hollywood finally ...

Often shown in documentaries about the Galapagos, where pairs bow and shuffle and show off their blue feet, the Blue-footed Booby also nests as far north as western Mexico. In some years, small ...

Found in tropical seas around the world, this long-winged seabird is only a very rare visitor to North America. Most records are from Florida, especially around the islands of the Dry Tortugas, but ...

A big, pale, ghostly gull of the far north. The only large gull common in the high Arctic, although a couple of small gulls are successful there as well. At various times the Glaucous Gull may fill ...

Seen soaring at a distance over rugged country in the southwest, the Zone-tailed Hawk looks remarkably like a Turkey Vulture. It may be overlooked even by birders who are searching for it. This close ...

The Broad-winged Hawk is a small hawk, common in eastern woodlands in summer. Staying around the edges of forest, the Broad-wing Hawk is often not very noticeable during the breeding season, but form ...

This regal bird is the largest of our soaring Buteo hawks, a fitting raptor for the wide skies and windswept plains of the west. It soars with its broad wings held in a shallow V, and swoops down to ...

Abundant in the southeast and scarce in the southwest. The Black Vulture is a broad-winged scavenger, in low flight, it proceeds with several quick flaps followed by a flat-winged glide; when rising ...

One of our tiniest birds, the Golden-crowned Kinglet is remarkable in its ability to survive in cold climates. Nesting in northern forest, wintering throughout much of the continent, it is usually in ...

Very widespread in North America, this melodious sparrow is among the most familiar birds in some areas, such as the Northeast and Midwest. At times it is rather skulking in behavior, hiding in the ...

Birders might say that this blackbird is rusty because it spends so much time in the water. In migration and winter the Rusty Blackbird is usually in swampy places, wading in very shallow water at the ...

On open fields in winter, Horned Lark flocks walk and run on the ground, examining the soil and stubble in search of seeds. If disturbed, the flock makes away in swift, twisting flight, making soft ...