Article
Estrogen Receptor Alpha as a Mediator of Life-History Trade-offs.
Integrative and comparative biology - 1 Aug 2015
Maney Donna L, Horton Brent M, Zinzow-Kramer Wendy M
Abstract excerpt
Trade-offs between competitive and parental strategies often are mediated by sex steroids. The mechanisms underlying steroid signaling and metabolism may therefore serve as targets of disruptive selection that leads to alternative behavioral phenotypes. White-throated sparrows exhibit two color morphs that differ in both competitive and parental behavior; white-striped (WS) birds engage in more territorial...
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