translation.en: Unless you're prepared to get dung under your fingernails and root through the dung itself, you'll never see 90 percent of the dung beetle species, because they go directly into the dung, straight down below it, and then they shuttle back and forth between the dung at the soil surface and a nest they make underground.
translation.zh: 除非你下定决心用手把便便捡起来 并仔细的检查，否则你可能会漏掉 世界上90%的蜣螂物种， 因为它们会直接钻进便便里， 直直地钻下去，一直钻到地面， 在地下造一个巢穴 然后在便便和巢穴之间来回穿梭。