Abstract
Studies were carried out in 2000–2007 near Medusa Bay (73°21′N, 80°32′ E) and along the Agapa River (from 70°11′N, 86°15′ E. down to the mouth 71°26′ N, 89°13′ E), in the northwestern and central parts of the Taimyr Peninsula. White-fronted goose nests are usually spread in the tundra or placed in 1–3 nest colonies near nests or staging points of snowy owls, peregrine falcons, or rough-legged buzzards. The intent of white-fronted geese to breed near birds of prey or owls increases sharply when arctic fox numbers are high. In the area near Medusa Bay, white-fronted geese nest much closer to peregrine falcon nests than in the area along the Agra River. At the latter location, white-fronted geese lose the competition to red-breasted geese, which are more numerous here. Bean geese, in spite of their greater size and ability to protect their nests against arctic foxes, really tend to breed near peregrine falcons or buzzards, where they manage to compete with red-breasted geese.
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Original Russian Text © S.P. Kharitonov, D.J. Nowak, A. I. Nowak, N.A. Egorova, S.A. Korkina, D.V. Osipov, O.V. Natalskaya, 2009, published in Izvestiya Akademii Nauk, Seriya Biologicheskaya, 2009, No. 6, pp. 755–759.
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Kharitonov, S.P., Nowak, D.J., Nowak, A.I. et al. White-fronted and bean geese breeding near snowy owls, peregrine falcons, and rough-legged buzzards at the Taimyr Peninsula. Biol Bull Russ Acad Sci 36, 643–646 (2009). https://doi.org/10.1134/S1062359009060168
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DOI: https://doi.org/10.1134/S1062359009060168