这位老大哥,向您推荐一本动物行为学创始人1973年诺贝尔奖获得者康拉德劳伦兹的专著"狗的家世".其最后一章叫"忠诚和死亡",希望
本帖于 2014-04-03 10:17:55 时间, 由版主 闲着~ 编辑
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