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About Birds. Birds are vertebrate animals adapted for flight. Many can also run, jump, swim, and dive. Some, like penguins, have lost the ability to fly but retained their wings. Birds are found ...
Birds are warm-blooded vertebrates (vertebrates have backbones) and are the only animals with feathers. Although all birds have wings, a few species can't fly.
Parents protect their babies, called owlets or nestlings, in a tree cavity or nest built and abandoned by other birds such as hawks and crows.
Explore a family tree with more than 350 species. Learn more about these long-lived, intelligent, colorful birds.
Multiple bird species share these flight paths as they contend with rough weather, dehydration, starvation, and the threat of predation. ( Read more about the legendary treks of migratory birds .)
The bald eagle is a large, powerful bird that has been the national symbol of the United States since 1782, when it was first placed with outspread wings on the country’s Great Seal as a sign of ...
From animals to geography, take a look at these amazing—and slightly strange—facts about our world.
Penguins are flightless seabirds that live almost exclusively below the equator. Some island-dwellers can be found in warmer climates, but most—including emperor, adélie, chinstrap, and gentoo ...
See how the Toco toucan makes use of its colorful bill. Learn why these birds are at home in their rain forest haunts.
The northern cardinal is so well loved that it has been named the official bird of no fewer than seven U.S. states. Bright red cardinals are easily identified by even casual bird watchers, and are ...