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Individuality in egg colouration of Black-headed Gulls Chroicocephalus ridibundus across the years confirmed through DNA analyses

Katja Rahn, Auteur ; Angela Schmitz Ornes, Auteur

Dans Ardea (108(1) June, 2020)

The eggshell colouration among and within certain bird species is highly variable. Although many studies have addressed this variation, the reasons for it remain largely unclear. Consistent individual differences in egg colouration may improve t[...]

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