动物界这么多同性恋是雌雄比例悬殊导致的吗？
动物界这么多同性恋是雌雄比例悬殊导致的吗？
- 在灰雁种群中，人们并没有找到同性伴侣帮助自己亲属的明显证据。
- 在灰雁种群中，人们并没有找到同性伴侣帮助自己亲属的明显证据。
Chinese spend more on diapers and Colgate despite economic woes
... economy. China's economic slump after the pandemic has weighed on sales at consumer packaged goods companies, who had targeted the world's second ... View article...