World Bird List

Species factsheet
Great Horned Owl (Bubo virginianus)

Order: Bubo virginianus
Family: Owls (Strigidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
algistus w Alaska
lagophonus c Alaska to ne Oregon, Idaho and nw Montana (USA)
saturatus coastal se Alaska to coastal n California (USA)
pacificus coastal c California (USA) to nw Baja California (Mexico)
subarcticus wc Canada to n Idaho (USA)
pallescens sw USA to s Mexico
pinorum s Idaho to n Arizona and n New Mexico (USA)
heterocnemis ne Canada to the Great Lakes region
virginianus se Canada to c and e USA
elachistus s Baja California (Mexico)
mayensis Yucatán Pen. (se Mexico)
mesembrinus s Mexico to w Panama
nigrescens Colombia to nw Peru
nacurutu e Colombia through the Guianas to n, e Brazil, Argentina, Bolivia and c Peru
deserti ne Brazil (nc Bahia)
Annoncer