Great Horned Owl Small 252×320 Medium 503×640 Large 805×1024 Download Tiff Original 1501×1909 | (2.7 MB) Description Horned owls are distinguished by two tufts or horns of feathers placed on each side of their head. Keywords Aves, bird, birds of prey, Bubo virginianus, great horned owl, kowl, nocturnal, owl, Strigiformes Galleries Birds: M-O Source: Louis Figuier, Reptiles and Birds (London:Cassell, Petter and Galpin, 1869) 577