Crows are members of a widely distributed genus of birds, Corvus, in the family Corvidae. Ranging in size from the relatively small pigeon-size jackdaws to the Common Raven of the Holarctic region and Thick-billed Raven of the highlands of Ethiopia.
Did you know, the only real difference between crows and ravens is that crows have five pinion feathers, and that ravens only have four. So the difference between a crow and a raven? Well, that’s a matter of… a pinion.
What's the difference between a raven and a crow? One of the most obvious differences is size, crows are about as large as pigeons, while ravens can be as big as a red tailed hawk, almost twice as big!