自然界有许多与人方便就是与己方便的例子,看后不禁让我们有所感悟。在非洲大陆上有一种甜瓜,它的滋味十分受土豚的欢迎。然而土豚并不是吃了甜瓜之后拍拍屁股就走,它把自己吃了甜瓜后留下的粪便用泥土埋起来,因为粪便中有未消化的甜瓜籽。土豚就这样“种” There are many examples of how easy it is to be in nature and to be convenient to oneself. In the African continent there is a melon, its taste is very much affected by the Aardvarks. However, instead of eating the melon, the Aardvarks patted the buttocks and left the manure buried in the soil after eating the melon, because there was undigested melon seeds in the manure. Aardvarks like this “species”