Its ears are not symmetrical. The Owl, Las Vegas: See 3 unbiased reviews of The Owl, rated 4.5 of 5 on Tripadvisor and ranked #3,075 of 5,099 restaurants in Las Vegas. Great horned owls are Nevada’s largest nocturnal bird of prey. The overall color is gray, but there is some rust mixed in, and the facial disk is rusty colored. Great-horned owls use their superb senses of hearing and seeing to capture food and to communicate with each other. Great-Horned Owl -- Large, chunky, dark owls with long ear tufts (look like horns). Birds Around Las Vegas, Wildlife Around Las Vegas General Description : Great Horned Owls ( Bubo virginianus ) are large, chunky, dark owls with long ear tufts (the "horns") and a white throat. Preferred habitat is desert scrub with clifs or old buildings/barns. If the great horned owl was as big as a human, its eyes would be the size of oranges. Often they mate for life and live on average 13 years in the wild. Look for great-horned owls along First Creek, Pine Creek, Calico Basin, and Wheeler Camp Spring near the … The right ear is often larger and higher up on the head than the left ear. Outskits of town.