Do shiny cowbird females adjust egg pecking behavior according to the level of competition their chicks face in host nests?

Interspecific brood parasites, like the shiny cowbird (Molothrus bonariensis), lay eggs in nests of other species. Shiny cowbird females peck and puncture eggs when they parasitize host nests. This behavior increases the survival of cowbird chicks when they have to compete for food with larger nestm...

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Autores principales: Tuero, D.T., Fiorini, V.D., Reboreda, J.C.
Formato: JOUR
Materias:
egg
Acceso en línea:http://hdl.handle.net/20.500.12110/paper_03766357_v89_n2_p137_Tuero
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