雄性田鼠与他们的同性兄弟的分离并没有显示任何类似的症状，这意味着上述反应是特异于伴侣间分离的而不只是由于社会孤立。
Males that had been separated from their male siblings did not display any of these symptoms, implying the response was tied specific-ally to mate separation, not just social isolation.
田鼠的一夫一妻行为表现为紧密的社会性依附与照顾后代的意愿的结合。
Monogamy in voles takes the form of a deep social attachment combined with a willingness to care for offspring.
草原田鼠作为一种社会性生物，它是仅存3%的“一夫一妻制”哺乳动物中的一类。
The prairie vole is a sociable creature, one of the only 3% of mammal species that appear to form monogamous relationships.
该基因影响血管紧缩素受体系统，该系统在雄性橙腹田鼠的社会化一夫一妻行为中起关键作用。
This gene affects the angiotensin receptor system that plays a critical role in social monogamy for male prairie voles.
他提出，正是这一变异导致了社会行为的个体差异，换句话说，一些田鼠将会比另一些更加忠诚。
He suggests that this variation contributes to individual differences in social behaviour-in other words, some voles will be more faithful than others.
生物进化作用于以上受体在大脑的分布，而产生了社会性或非社会性不同版本的田鼠。
Evolution ACTS on the distribution of these receptors to generate social or non-social versions of a vole.
生物进化作用于以上受体在大脑的分布，而产生了社会性或非社会性不同版本的田鼠。
Evolution ACTS on the distribution of these receptors to generate social or non-social versions of a vole.
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