Social behavior in animals Behavior 8 Mammals 4 Animal communication 2 Chimpanzees 2 Primates 2 Psychology, Comparative 2 Vertebrates 2 African elephant 1 Apes 1 Attention 1 Developmental psychology 1 Human evolution 1 Madoqua kirkii 1 Manners and customs 1 Mathematical models 1 Monkeys 1 Paleontology 1 Presbytis entellus 1 Psychology 1 Sexual behavior in animals 1 Small groups 1 Social interaction 1 Social structure 1 Socialization 1 Sociobiology 1 Stochastic models 1 Zoo animals 1