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Article
S. L. Nielsen, Auteur ; B. Madsen, Auteur ; T. E. Holm, Auteur ; P. Sunde, Auteur
Article
D. K. Hendrichsen, Auteur ; P. Christiansen, Auteur ; E. K. Nielsen, Auteur ; T. Dabelsteen, Auteur ; P. Sunde, AuteurMobbing is a widespread anti-predator strategy in birds, and predators are generally expected to avoid mobbing. For example, observational studies suggest that the cryptic roosting behaviour of nocturnal predators, such as many owls, may be a st[...]
Article
P. Sunde, Auteur ; M. S. Bolstad, Auteur ; K. B. Desfor, AuteurTawny owls Strix aluco generally roost in cryptic locations during the day. To test the hypothesis that this cryptic behaviour is an effort to avoid mobbers or avian predators, we measured diurnal behaviour and cause-specific mortality of radio-[...]
Article
P. Sunde, Auteur ; K. Overskaug, Auteur ; J. P. Bolstad, Auteur ; I. J. Oien, AuteurDans Ardea (89(3) 2001)The Tawny Owl Strix aluco was studied at the northernmost limit of its geographical range (63 degrees 20'N) in order to investigate how this extremely residential species has adapted to the marginal conditions of its northern outpost. The presen[...]
