From a bird's perspective, the Dry Tortugas, a cluster of islands in the Gulf of Mexico, can be a life-saver. Millions of migratory songbirds fly north across the Gulf and Caribbean each spring, headed for North America. If they run into heavy wind and rain blowing down from the continent…

Juvenile Glaucous-winged Gulls are taking flight over downtown Seattle. In Chicago, young Ring-billed Gulls are heading for Lake Michigan. And before long, juvenile Herring Gulls will be soaring over the Atlantic Ocean. More and more, some gulls are raising their families in the city. They…

The Secretarybird of sub-Saharan Africa looks like a slim eagle set on the long, slender legs of a crane. Secretarybirds can fly but prefer to hunt on foot, walking over 20 miles a day and dispatching their prey with powerful kicks of their taloned feet.

During the day, an American Robin, a member of the thrush family, sings a lovely, familiar song of rich phrases. But as the sun begins to set, robin song takes on a different character. From sunset until dark, a robin adds ethereal whispered notes to its carol, creating a song of…

Many birds drink while standing — dipping their beaks into a pond or birdbath, taking a beakful, and then tossing their heads back to swallow the water. But drinking on the wing suits swallows best. They walk awkwardly on the ground, and their long wings are cumbersome. So it’s far more…

Birds communicate with a fascinating array of instrumental sounds, and nearly all are made with their feathers or bills. The territorial drumming of a woodpecker - like this Black-backed Woodpecker - is one example. American Crows clatter their beaks to make rattling sounds. And the…

Named after their distinctive cat-like “mew” call, Gray Catbirds are mimic thrushes, related to mockingbirds and thrashers. They can imitate a wide variety of noises, from songbirds to mammals to frogs. Noisy and boisterous in the spring, a migrating flock of catbirds can fill a city park…

Peer into an owl's face – there is something almost human about its large, forward-facing eyes. The Great Gray Owl, which stands two feet tall and weighs 2 and 1/2 pounds, has eyes larger than those of most humans! Enormous eyes enable owls to see in near darkness. An owl's retinal anatomy…

The native pinewood forests of the Scottish Highlands are home to many species, but among the most striking is the Western Capercaillie – the largest living grouse species. Their future in the highland forests is under threat. But a conservation task force headed by the Royal Society for…

Spring has reached the Arctic. Low-growing wildflowers carpet slopes of tundra, and arriving migratory birds begin to sing: Lapland Longspurs, Hoary Redpolls, Snow Buntings, Bluethroats, and more.