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Nits (the eggs of the head louse)
are small yellowish-white, oval-shaped eggs that
are "to the side of a hair shaft glued"
at an angle
-
Nits must be laid by live lice. You cannot "catch
nits."
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Once laid, it takes 7-10 days for a nit to hatch,
and another 7-10 days for the female to mature
and begin laying her own eggs.
-
Head lice are clear in color when hatched, then
quickly develop a reddish-brown color after
feeding.
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Head lice are about the size of sesame seeds.
-
Head lice have six legs equipped with claws to
grasp the hair.
-
Head lice are crawling insects. They cannot hop,
jump, or fly.
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Head lice do not thrive on pets.
-
Head lice are small, wingless insects which feed
on human blood. They need human blood in order to
survive.
-
Head lice live for approximately 30 days on a
host and a female louse may lay up to 100 nits (eggs).
-
Head lice off of their human hosts
will starve. The NPA suggests that, in most cases,
a head louse will not survive for more than 24
hours off of its human host.
More About Lice from Micrographia.com
The Louse - An
Account of the Lice Which Infest Man, Their Medical Importance and Control
By Patrick A. Buxton, C.M.G., F.R.S.
(technical but informative for those doing research)
click the images
below to get a closer look
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