Art unknown to me! The true crows are large passerine birds that form the genus Corvus in the family Corvidae.
Ravens vs Crows
Crow vs. Raven. Ravens are much bigger. Crows are about the size of a pigeon at 20 oz. with 32-40 in. wingspan. Ravens are more the size of a red-tailed hawk at 40 oz. with 46-54 in. wingspan. Ravens= really big.