section_heading: Plijen
paragraph_text: U većeme dijelu Sjeverne Amerike, glavni dio ishrane čine voluharice (Microtus),Bull, E. L.; Henjum, M. G.; Rohweder, R. S. (1989). „Diet and optimal foraging of Great Gray Owls”. J. Wildl. Manage. 53: 47-50.Stepnisky, D. P. (1997). „Landscape features and characteristics of great gray owl (Srix nebulosa) nests in fragmented landscapes of central Alberta”. Gen. Tech. Rep. U.S. Department of Agriculture, Forest Service, North Central Forest Experiment Station: St. Paul, MN: 601-607.Duncan, J. R.; Johnson, D. H.; Nicholls, T. H. (1997). Biology and conservation of owls of the Northern Hemisphere: 2nd international symposium: Proceedings. St. Paul, MN: U.S. Department of Agriculture, Forest Service, North Central Forest Experiment Station. dok se džepnima goferima (Thomomys) najviše hrani u nacionalnome parku Yosemite,Osborne, T. O. (1987). „Biology of the great gray owl in interior Alaska”. Gen. Tech. Rep. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station: 91-95. Pored toga, na meniju joj se nalaze i rovke (Sorex, Blarina brevicauda, Microsorex hoyi), krtice rofa Scapanus, glodavci iz roda Peromyscus (prvenstveno Peromyscus maniculatus), vjeverice rodova Tamiasciurus i Glaucomys, skočimiševi roda Zapus. U Kanadi se, uz prethodno spomenute, hrani i zvjezdanonosome krticom (Condylura cristata), sjevernim močvarnim lemingom (Synaptomys borealis), hermelinom (Mustela erminea), kunićima, američkim kopcem (Accipiter striatus), širokokrilim škanjcem (Buteo platypterus), sivome šojkom (Perisoreus canadensis), američkim kosem (Turdus migratorius) i kanadskome lještarkom (Falcipennis canadensis).Nero, R. W. (1986). „Great gray owls apparently feeding on frogs on roads at night”. Blue Jay. 44 (3): 189-190.