Claim: In most mammal species, one male lives and mates with multiple females.
Evidence: Most mammals are polygynous , but some can be monogamous or polyandrous.
Polygyny -LRB- -LSB- pəˈlɪdʒɪniː -RSB- from Neo-Greek πολυγυνία from πολύ - poly - `` many '' , and γυνή gyne `` woman '' or `` wife '' -RRB- is a mating system in which one male lives and mates with multiple females , but each female only mates with a single male.