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Male aggressiveness during the female fertile phase in relation to extra-pair paternity, plumage ornaments and female traits

Matteo Beccardi, Auteur ; Mireia Plaza, Auteur ; Juan Moreno, Auteur ; Alejandro Cantarero, Auteur

Dans Journal of Ornithology (164(2) April, 2023)

In many bird species, physical aggression between males become more frequent during the female’s fertile period, as female encounters with extra-pair males are more frequent and can entail paternity losses. Male aggressiveness during this stage [...]

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