H.J. Brockmann, The Evolution of Alternative Strategies and Tactics.
R.W. Elwood and M. Briffa, Information Gathering and Communication during Agonistic Encounters: A Case Study of Hermit Crabs.
H.C. Gerhardt, Acoustic Communication in Two Groups of Closely Related Treefrogs.
L.M. Gosling and S.C. Roberts, Scent-Marking by Male Mammals: Cheat-Proof Signals to Competitors and Mates.
I.S. Penton-Voak and D.I. Perrett, Male Facial Attractiveness: Perceived Personality and Shifting Female Preferences for Male Traits across the Menstrual Cycle.
H. Drummond, The Control and Function of Agonism in Avian Broodmates.
Contents of Previous Volumes.