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Article
Margherita Corti, Auteur ; Andrea Romano, Auteur ; Alessandra Costanzo, Auteur ; Alexandra B. Bentz, Auteur ; Kristen J. Navara, Auteur ; Marco Parolini, Auteur ; Nicola Saino, Auteur ; Diego Rubolini, AuteurInter- and intraspecific variation in eggshell colouration has long fascinated evolutionary biologists. Among species, such variation may accomplish different functions, the most obvious of which is camouflage and background matching. Within spe[...]
Article
Alexandra B. Bentz, Auteur ; Victoria A. Andreasen, Auteur ; Kristen J. Navara, AuteurMaternal hormones can be transferred to offspring during prenatal development in response to the maternal social environment, and may adaptively alter offspring phenotype. For example, numerous avian studies show that aggressive competition with[...]
Article
Alexandra B. Bentz, Auteur ; Lynn Siefferman, AuteurMales of many bird species exhibit delayed plumage maturation (DPM), a condition in which young individuals display an immature plumage. Several adaptive hypotheses have been suggested for the signaling utility of DPM in males. Tree swallows Tac[...]
Article
Thomas J. Robinson, Auteur ; Lynn Siefferman, Auteur ; Alexandra B. Bentz, Auteur ; Thomas S. Risch, AuteurThe fitness-related consequences of egg size, independent of the influences of parental quality, are poorly understood in altricial birds. Not only can egg size and parental quality influence growth and survival, but each could influence the dev[...]
