References
- 1Great Horned Owl identification, Cornell Lab of Ornithology
allaboutbirds.org
- 2Great Horned Owl, Audubon Field Guide
audubon.org
- 3Similar species to Great Horned Owl, Cornell Lab of Ornithology
allaboutbirds.org
- 4Barred Owl identification, Cornell Lab of Ornithology
allaboutbirds.org
- 5Long-eared Owl identification, Cornell Lab of Ornithology
allaboutbirds.org
- 6


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