People still opt for monogamy and marriage.人们仍然选择一夫一妻制。

In many non-Western societies monogamy has never dominated.在许多非西方社会, 一夫一妻制从未占首要地位。

German scientists have found a new species of guinea pig that practises monogamy.德国科学家已经发现了一种遵循单配制的豚鼠新物种。