Article
Behavioral phenotypes persist after gonadal steroid manipulation in white-throated sparrows.
Hormones and behavior - 1 Jan 2009
Maney Donna L, Lange Henry S, Raees Madiha Q, Reid Allison E, Sanford Sara E
Abstract excerpt
White-throated sparrows (Zonotrichia albicollis) exhibit a behavioral polymorphism that segregates with a plumage marker. Individuals with a white stripe (WS) on the crown engage in an aggressive strategy that involves more singing, whereas individuals with a tan stripe (TS) sing less and engage in more parental care. Previous work has shown that plasma levels of gonadal steroids differ between the morphs in both...
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