Chaotic behavior in systems 64 Behavior 46 Animals, Habits and behavior of 22 Animal behavior 20 Nonlinear theories 18 Human behavior 16 Statistical methods 14 Social sciences 13 Statistics 13 Primates 12 Social behavior in animals 12 Differentiable dynamical systems 11 Dynamics 11 Psychology 9 Psychology, Comparative 9 Behavior genetics 8 Evolution 8 Behavior evolution 7 Mammals 7 Sexual behavior in animals 7 Game theory 5 Human evolution 5 Insects 5 Mathematical statistics 5 Psychological research 5 Addresses, essays, lectures 4 Animal communication 4 Chimpanzees 4 Fractals 4 Mathematical models 4