Many animals are allergic to fleas, and all it takes is one flea for them to bite and scratch themselves raw.

许多动物对跳蚤过敏，只要1只跳蚤就能害它们对自己又咬又抓破皮。

youdao

Many animals are allergic to fleas, and all it takes is one flea for them to bite and scratch themselves raw.

许多动物对跳蚤过敏，只要1只跳蚤就能害它们对自己又咬又抓破皮。

youdao