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 ...

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 ...

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 ...

This story appears in the January 2018 issue of National Geographic magazine ... knew the trash hung from the nests of a certain bird, the black kite. But why? Many species of birds decorate ...

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 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 ...

Prominent black crescent framing lower edge of auricular. On perched bird, wing patch shows only as a thin white line along the leading edge of the folded wing. Adult male: grayish or grayish ...

Study of vocalizations, bill structure and size, tail shape, and overall structure of this species will greatly aid in the identification of other crows and ravens. Regional variation in size of ...

This story appears in the January 2018 issue of National Geographic magazine. “I identify the victims of wildlife crime—if the victim is a bird.” That’s how forensic ornithologist Pepper ...

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.