In Europe, the word “crow” is used to refer to the carrion crow or the hooded crow, while in North America it is used for the American crow or the northwestern crow. Recent research has found ...

We demonstrate this geometric understanding in an animal, the carrion crow. Crows were trained to detect a visually distinct intruder shape among six concurrent arbitrary shapes. The crows were ...

All-black carrion crow nestlings from a German population west of the hybrid zone. When crossing the zone, plumage colouration changes rapidly to the grey-coated hooded type. Disclaimer ...

A Japanese carrion crow examines the fruit of its labors On the Pacific island of New Caledonia, the crows demonstrate a tool-making, and tool using, capability comparable to Palaeolithic man’s.

History is a ruthless excluder. We remember some artists and not others, and it is not always entirely down to talent. In exploring the life of his great-great-uncle, Maynooth University professor ...