Article
Is multiple nest building an adequate strategy to cope with inter-species nest usurpation?
BMC evolutionary biology - 6 May 2016
Sumasgutner Petra, Millán Juan, Curtis Odette, Koelsag Ann, Amar Arjun
Abstract excerpt
BACKGROUND: Black sparrowhawks (Accipiter melanoleucus) recently colonised the Cape Peninsula, South Africa, where the species faces competition for their nest sites from Egyptian geese (Alopochen aegyptiaca) which frequently usurp black sparrowhawk nests. In this paper, we test the hypothesis that multiple nest building by black sparrowhawks is a strategy to cope with this competitor, based on a 14-year long...
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