animal mating system
monogami
monogamy
http://homosaurus.org/v2/monogamy
https://en.wikipedia.org/wiki/Monogamy_in_animals
https://www.wikidata.org/wiki/Q184211
https://en.wikipedia.org/wiki/Monogamy
a form of relationship or pairing in which an individual has only one partner during their lifetime or, alternately, only one partner at any one time.
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