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跳蚤与人畜的关系极为密切,通过叮刺、吸血和寄生可以给人畜造成直接损害,还可以作为人畜多种疾病的传煤媒介以及某些寄生虫的中间宿主,给人畜造成较为严重的间接危害,下面就从两个方面介绍蚤类与疾病的关系。 1 直接危害 1.1 刺咬症:跳蚤是吸血性昆虫,雌雄均可以吸血,而且吸血频度较高,吸血量较大。跳蚤在皮肤上
Fleas are very closely related to humans and animals. They can cause direct damage to humans and animals through stinging, blood-sucking and parasitism. They can also be used as intermediaries for the transmission of various diseases of humans and animals and as intermediate hosts for certain parasites, causing serious indirect risks to humans and animals The following describes the relationship between fleas and diseases from two aspects. 1 direct harm 1.1 Barbed bite disease: fleas are blood-sucking insects, both male and female can suck blood, but also higher blood-sucking, sucking blood larger. Fleas on the skin