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A novel PCR-based genetic marker shows that sex of offspring does not account for hatch-order effects on growth, survival and dominance in Pūkeko Porphyrio melanotus melanotus

Meghan R. Healey, Auteur ; Jing Sheng Hing, Auteur ; Cody J. Dey, Auteur ; James S. Quinn, Auteur

Dans Ibis (159(4) 2017)

Intra-brood competition can influence a variety of fitness-related traits in birds. Previous research on the joint-nesting Pūkeko Porphyrio melanotus melanotus, a New Zealand subspecies of Australasian Swamphen, showed that chicks that hatched e[...]

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