Forsyth, David M.; Tustin, Ken G.; Gaillard, Jean-Michel; … - In: Behavioral Ecology 15 (2004) 4, pp. 572-578
The Trivers and Willard model (TWM) predicts that for polygynous ungulates, females of high phenotypic quality should produce more sons than daughters, whereas females of low phenotypic quality should produce more daughters. Kruuk et al. showed that in red deer the TWM only applied when the...
