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.
What bird has the largest wingspan of any existing species?With wingspans reaching nearly 12 feet, the wandering albatross has the largest wingspan of any living bird species. -- Answer: Wandering albatross -- #Science
The Red-tailed Hawk is a bird of prey known in the U. as the chicken-hawk, tho it rarely preys on standard sized chickens. It breeds in most of North America, from W Alaska & N Canada as far south as Panama & the West Indies.