Is there any doubt about the identity of America's best known red bird? Surely it's the cardinal or, as you'll find it in a bird book, the Northern Cardinal. The beautiful bird seen on so many bird feeders takes its name from the cardinals found in the Vatican, whose hats and robes are red…

Woodpeckers, as a group, eat far more ants than most other birds do. Many other vertebrates tend to avoid ants because of their stings or because of the noxious chemicals they contain, like formic acid. But woodpeckers just love them. A Pileated Woodpecker’s diet may be up to 50% ants!

One of the most difficult skills to pick up as a birdwatcher is how to identify birds in flight. You have to sort through a series of visual clues all at once, at high speed: silhouette, wing shape, how fast it flaps, and patterning. An experienced birder will take in all these and other…

Northern Mockingbirds can learn to mimic the sounds of just about any bird. They mimic to show off, not to deceive. But this Thick-billed Euphonia, a tiny songbird in South America, employs what scientists call “deceitful mimicry.” When frightened by a predator near its nest, a Thick…

While it’s still winter in many parts of North America, it’s summer in Antarctica. And the King Penguins are singing! Some form breeding colonies that number in the tens of thousands. When many pairs of these colorful birds tip their heads back and sing, it sounds like the world’s largest…

De todos los colores atrevidos que la naturaleza ha dado a las aves, el rosa brillante podría ser el más sorprendente. Precisamente, el ave de rosa más atrevida de todas vive a lo largo del Golfo de México durante todo el año: la espátula rosada. Estas aves sobresalen, especialmente cuando…

For some of us, it’s hard to get excited about gulls. But they are just as fascinating – and have as much to tell us – as other birds. Take the Herring Gull, for example. Its appearance is striking, and its voice is unforgettable. Along the Atlantic coast of North America, the nesting…

Crows are found on every continent except South America and Antarctica. And while there are a lot of similarities, there are a lot of differences, too. Imagine a powder-gray crow with a pink beak. There’s one thing they have in common, though: they’re all smart.

In winter, when snow blankets the northern states, nearly all of the songbirds that graced the days of summer are gone. But there’s one special winter visitor that fills the absence: the Bohemian Waxwing. In autumn, waxwings wander south from the boreal forest into the northern states and…

Una mañana de invierno en Oaxaca, México –un gran momento para visitar a los viejos amigos que pasaron el verano en los Estados Unidos–. Las reinitas coronadas y las tangaras aliblanca, que invernan en el oeste de México, se mezclan con los colibríes colicastaña locales, los capulineros…