In fact, bonobo promiscuity seems to be an example of this.事实上倭黑猩猩的混交行为便是佐证.Most likely a primate similar to the Bonobo was the first to laugh.类似于巴诺布猿的某种灵长类可能是最先发出笑声的动物....
Frogs eat pests which destroy crops and carry diseases.青蛙吃破坏庄稼、传播疾病的害虫。This wet area also attracts frogs, toads and newts.这片潮湿地区也吸引了青蛙、蟾蜍和蝾螈一类的生物。the croaking of frogs蛙鸣...