Urothripidae

例句：

1. 1.The urothripids are a group of insects that feed on the urine and feces of mammals.
   无脊椎动物，特别是与膀胱有关的昆虫是一类以哺乳动物的尿液和粪便为食的昆虫。
2. 2.Urotripods are found in soil, where they feed on decaying plant matter.
   无脊椎动物在土壤中被发现，它们以腐烂的植物物质为食。
3. 3.Insects like cockroaches and termites are also known as urotripods.
   像蟑螂和白蚁这样的昆虫也被称为无脊椎动物。