… Here, I describe a game-theoretical model of signalling (based on earlier analyses by
Johnstone & Grafen 1992 b\Grafen & Johnstone 1993; Johnstone 1994) , in which signallers may …

(i) To find out whether a mating preference could have initially evolved for adaptive reasons,
one must determine whether the preferred trait could have provided useful information …

This chapter is concerned with the evolution of animal signals; that is, with traits that are
specialized for the purpose of communication. The diversity of signals is enormous, ranging from …

… Johnstone, RA 2000 Models of reproductive skew: a review and synthesis. Ethology 106,
5^… & Johnstone, RA 1999 Social queuing in animal societies: a dynamic model of reproductive …

Sexual competition is associated closely with parental care because the sex providing less
care has a higher potential rate of reproduction, and hence more to gain from competing for …

Throughout the animal kingdom, distinctive behaviour by offspring commonly precedes and
accompanies their provisioning by parents. Here, we assess empirical support for the recent …

Arising from MA Nowak, CE Tarnita & EO Wilson Nature466, 1057–1062 (2010)10.1038/nature09205
; Nowak et al. reply Nowak et al. argue that inclusive fitness theory has been of …

Animals that forage socially 1 often stand to gain from coordination of their behaviour 2 , 3 ,
4 , 5 . Yet it is not known how group members reach a consensus on the timing of foraging …

Animal societies vary markedly in reproductive skew, the extent to which breeding is monopolised
by dominant individuals. In the last few years, a large number of different models have …

… Kokko and RA Johnstone Sex roles and mutual mate choice … Kokko and RA Johnstone Sex
roles and mutual mate choice … Kokko and RA Johnstone Sex roles and mutual mate choice …