虽然名为鸡蚤，这种跳蚤也喜欢吸食其他禽类的血，但是它们不会长期寄生在宿主身上(比如像虱子那样)。
Despite their name, hen fleas are happy to suck blood from other birds. But they do not (as, for example, lice do) live on their hosts continually.
很少有人观察到血涂片中有数以百计的成形的寄生虫，检验人员得进行地毯式搜索。
you rarely get a blood smear with hundreds of parasites obvious in it. You have to hunt for them.
背景疟疾疟疾是一种危及生命的寄生虫病，是由按蚊雌性蚊子，这就需要血，以培养她的鸡蛋。
Background on Malaria Malaria is a life-threatening parasitic disease transmitted by the female Anopheles mosquito, which requires blood to nurture her eggs.
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