Divorce
Ecological correllates of mating systems
Extra-pair behaviour
Genetic vs social mating systems
Hypothesis to explain the evoltion of leks
Long-term monogamy
Parental favouritism
Polyandry
Polygamy
Polygyny
Promiscuity
Sexual selection and mating systems
The evolution of adoption
The polygyny threshold model
Why females/males provide parental care
Why males are monogomous
Altruism
Benefits of group living
Cheating
Cooperation
Cooperative breeding
Costs of group living
Dilution effect
Eurosociality