Alloparental or extramaternal care is an integral aspect of human childrearing. This behavior has been explored both as an extension of the primary mother–infant dyad that evolved to meet the deman...

中文翻译：

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家庭之外：加勒比家庭和异化育种的生物文化模式

同父母或母外照顾是育儿的一个组成部分。人们已经探索了这种行为，将其作为母婴双子座的扩展，以适应需求。