Testosterone in Egg Yolks: An Ornithologist's Perspective

The possible influence that a mother can have on the behavior of her chicks is discussed. If it turns out that variation in the testosterone concentrations in the eggs of wild birds is widespread, field biologists may have a means to manipulate the message that is being sent from the mother to its o...

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Veröffentlicht in:	Proceedings of the National Academy of Sciences - PNAS 1993-12, Vol.90 (24), p.11439-11441
1. Verfasser:	Winkler, David W.
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal behavior Animal reproduction Animals Behavioral psychophysiology Biological and medical sciences Birds Birds - physiology Chicks Commentary Egg Yolk - chemistry Egg Yolk - physiology Eggs Estrogens Evolutionary psychology Female Female animals Fundamental and applied biological sciences. Psychology Hatching Hormones Hormones and behavior Male Ornithology Psychology. Psychoanalysis. Psychiatry Psychology. Psychophysiology Sex Ratio Territoriality Testosterone Testosterone - analysis Testosterone - physiology
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Beschreibung
Zusammenfassung:	The possible influence that a mother can have on the behavior of her chicks is discussed. If it turns out that variation in the testosterone concentrations in the eggs of wild birds is widespread, field biologists may have a means to manipulate the message that is being sent from the mother to its offspring.
ISSN:	0027-8424 1091-6490
DOI:	10.1073/pnas.90.24.11439