1. Hormones and animal social behavior;Adkins-Regan,2005
2. The genetical theory of natural selection;Fisher,1930
3. How important are direct fitness benefits of sexual selection?;Moller;Naturwissenschaften,2001
4. The evolution of mate choice and mating biases;Kokko;Proc Biol Sci,2003
5. The descent of man and selection in relation to sex;Darwin,1871