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 worldwide and ...

Migration: in­creasing numbers at eastern hawk-watches probably due to better identification skills. Winter: juveniles winter farther north than adults; eastern birds move to the southern states ...

This story appears in the May 2018 issue of National Geographic magazine ... Salinas-Peba is also a master of bird identification who can name just about every species we see and hear packed ...

Juvenile northern goshawk perched has heavy streaking underneath and a long tail, but dark-banded tail pattern and shorter wings will help the identification process.

This story appears in the February 2019 issue of National Geographic magazine ... Union for Conservation of Nature ranks the bird “least concern,” but invasive species and habitat loss ...

Tail variable: base whitish (bleaching to white); broad blackish distal band; often dark wash basally (most heavily marked birds look dark-tailed); tail band sometimes broken subterminally by ...

This story appears in the January 2018 issue of National Geographic magazine. ‘If you take care of the birds, you take care of most of the big problems in the world.’ That’s what Thomas ...

This story appears in the January 2018 issue of National Geographic magazine. If birds left tracks in the sky, what would they look like? For years Barcelona-based photographer Xavi Bou has been ...