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Article
M. Honza, Auteur ; I. J. Oien, Auteur ; A. Moksnes, Auteur ; E. Roskaft, AuteurNest survival was studied in relation to nest position of 164 nests of the Reed Warbler Acrocephalus scirpaceus in the Southeastern part of the Czech Republic in 1993. Breeding was successful in 91 (55.5%) cases, whereas 40 (24.4%) were predated[...]
Article
I. J. Oien, Auteur ; A. Moksnes, Auteur ; E. Roskaft, Auteur ; M. Honza, AuteurWe investigated the impact of Cuckoo Cuculus canorus parasitism on Reed Warbler Acrocephalus scirpaceus breeding success in the southeastern part of the Czech Republic. Of 1108 nests, 178 (16.1%) were parasitized. We compared several breeding pa[...]
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[...]
Article
T. Aarvak, Auteur ; I. J. Oien, AuteurIn this study we demonstrate that non-breeding adult Lesser White-fronted Geese Anser erythropus from the Fennoscandian breeding population may undertake long-distance moult migration eastwards. Of three individuals equipped with satellite trans[...]
