This is the metadata section. Skip to content viewer section. We reviewed the scientific literature to inventory existing studies of common raven (Corvus corax; raven) ecology in western North America ...

The common raven is one of the smartest birds on the planet. Thanks to that ingenuity, ravens survive in all kinds of habitats—from Arctic tundra to Texas heat. Two of the three ptarmigan ...

The American crow is the “default” crow across most of North America. It overlaps broadly with the common raven, and to a lesser extent with the Chihuahuan raven, fish crow, and northwestern crow.