One afternoon I amused myself by watching a barred owl (Strix nebulosa
) sitting on one of the lower dead limbs of a white pine, close to the trunk, in broad daylight, I standing within a rod of him.
Ophthalmic reference values and lesions in two captive populations of northern owls: great grey owls (Strix nebulosa
) and snowy owls (Bubo scandiacus).
Every few years, birders in New York are treated to the spectacle of a visiting great gray owl (Strix nebulosa
), as was the case last winter.
Other owls live and hunt mostly in the forest: the pygmy owl (Glaucidium passerinum), the Tengmalm's owl (Aegolius funereus), the Ural owl (Strix uralensis), the great gray owl (Strix nebulosa
) and the hawk owl (Sturnia ulula).
This study established ophthalmic reference values and characterized ocular lesions in 2 captive populations of boreal owls, including 46 eyes of 23 great grey owls (Strix nebulosa
) and 38 eyes from 19 snowy owls (Bubo scandiacus).
Albinism in the Great Gray Owl (Strix nebulosa
) and other owls.
ABSTRACT--The Great Gray Owl (Strix nebulosa
) is a difficult species to detect because of its remote breeding locations and secretive nature.
Dead Owls Flying is the story of research on Strix nebulosa
, the great gray owl or "phantom" of the northern forests.
All of the other medium or large owl species present in Montana--Great Horned Owls, Great Gray Owls (Strix nebulosa
), Long-eared Owls (Asio otus) and Short-eared Owls (A.