This map shows the combined distribution of all species in the Parulidae (New World Warblers) family.

This large, adaptable gull rules the coastlines and waterways of North America, equally at home stealing french fries on busy beaches or diving for fish in quiet harbors. The American Herring Gull is ...

With its striking tangerine crown and melodious song that rings through Asian forests at dawn, this brilliant orange thrush can be found from India to Indonesia. The Orange-headed Thrush has a pale ...

Each year, billions of migratory birds switch between spring/summer breeding grounds and overwintering grounds, although their movements vary greatly between species and populations. Their journey may ...

Bird migration has captured our imagination throughout history, although a solid understanding of avian movements has remained elusive until relatively recently. Modern science and technology have ...

Each year, the arrival and departure of migratory birds herald the changing seasons and fill us with wonder for the natural world. Have you ever wondered about all the dangers they face en route ...

Like ourselves, birds need to sleep to rest, recover from their activities, and remove waste built up in the brain. The way they sleep is actually pretty similar to ourselves, although these ...

A fierce hunter with a striking rusty-red tail, this widespread raptor is a commanding presence as it soars over diverse landscapes across North America. The Red-tailed Hawk is a robust raptor with ...

A charming songbird with an elegant, pencil-thin tail found across northern Australia's grasslands and woodland edges. The Long-tailed Finch is a small, elegant bird with a distinctive long, pointed ...

This tenacious ground-dweller from Southeast Asia's dense forests combines olive-brown plumage with its signature bright green legs. The Green-legged Partridge is a medium-sized ground bird with ...

With their distinctive spiky yellow eyebrows and bouncing movement up steep cliffs, these feisty little penguins are true daredevils of the Southern Ocean. The Southern Rockhopper Penguin is a small, ...

Browse our growing list of species guides to learn all about birds.