Back to Birdhouse Guide
Strix varia
Stocky brown owl of mature eastern forests with horizontal barring across the chest and a famous eight-syllable hoot, 'Who cooks for you, who cooks for you-all?' Expanding aggressively into the Pacific Northwest where it now threatens the endangered Spotted Owl.
Widespread and abundant; no known immediate threats to the population.
Famous for its eight-syllable hoot, transcribed as 'Who cooks for you, who cooks for you-all?', easily learned and frequently delivered after dark.
One of the few owl species whose range is actively expanding, has spread across the Pacific Northwest over the past 50 years.
In the Pacific Northwest, now threatens the endangered Spotted Owl through both competition and hybridization.
Despite its bulk, hunts almost silently, specialized flight feathers eliminate the rustle of wing-beats.
Resident in mature forests across the eastern US, southern Canada, and expanding through the Pacific Northwest.
Common year-round from the Gulf Coast north into southern Canada.
Rapidly expanding range from BC south through Washington, Oregon, and into northern California.
Outside our line due to 3D-printing or height-placement limitations. We don't currently build for this species. The published nest dimensions are listed here for reference if you're sourcing or building one yourself.
Pairs stay on territory year-round; same nest tree often used for years.