Metadata
Author: WikiMatrix
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English[en]
Since blood is a fluid tissue rich in nutritious proteins and lipids that can be taken without great effort, hematophagy has evolved as a preferred form of feeding for many small animals, such as worms and arthropods.
Chinese[zh]
由于血液是一种富含营养蛋白和脂质而不需要花费过多努力获得的液体组织,因此特别是在一些小动物例如蠕虫和节肢动物中,吸血演化为一种取食偏好。