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The cost of infidelity to female reed buntings

Suter, Stefan M. ; Bielańska, Joanna ; Röthlin-Spillmann, Sabine ; Strambini, Ludivine ; Meyer, Dietrich R.

In: Behavioral Ecology, 2009, vol. 20, no. 3, p. 601-608

The cost of infidelity to female reed buntings

Suter, Stefan M. ; Bielańska, Joanna ; Röthlin-Spillmann, Sabine ; Strambini, Ludivine ; Meyer, Dietrich R.

In: Behavioral Ecology, 2009, vol. 20, no. 3, p. 601-608

Females of many socially monogamous bird species accept or even actively seek copulations outside the social pair bond. It has been shown that females profit from extrapair fertilization by increased offspring quality, but extrapair mating may also induce costs to females. We measured parental food provisioning and paternity in the reed bunting, Emberiza schoeniclus, a species with biparental...