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|pagetitle =Lice (Phthiraptera)

|pagetitle =Lice (''Phthiraptera'')

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Lice are obligate ectoparasites of every avian and most mammalian species. They are only a few millimeters long and like [[Fleas|fleas]], are wingless but unlike [[Fleas|fleas]] are dorsoventrally flattened.

Lice are obligate ectoparasites of every avian and most mammalian species. They are only a few millimeters long and like [[Fleas|fleas]], are wingless but unlike fleas are dorsoventrally flattened.

Lice are host specific, permanent parasites which cause [[Pediculosis|pediculosis]]. The louse saliva and faeces contain allergenic substances which cause irritation, rubbing, licking and skin damage leading to decreased host productivity.

Lice are host specific, permanent parasites which cause [[Pediculosis|pediculosis]]. The louse saliva and faeces contain allergenic substances which cause irritation, rubbing, licking and skin damage leading to decreased host productivity.

[[Category:Insecta]]

[[Category:Insecta]]