what kind of owls are in illinois
These pellets are often collected by researchers to study the owlâs eating habits. Owls do not build their own nests, but use old hawk nests, natural cavities, buildings or human constructed boxes. Female owls are generally 25% larger than males. There are eight types of owls that are found in Illinois. The Short-Eared Owl, the Long-Eared Owl and the Common Barn Owl are on the Endangered Species List and it is illegal to possess any part of these 3 creatures. The Northern Saw-Whet Owl and the Snowy Owl are uncommon to the State.