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Pediculosis pubis (also known as "crabs" and "pubic lice") is an infestation by the pubic louse, Pthirus pubis, a wingless insect which feeds on blood and lays its eggs (nits) on mainly pubic hair. Less commonly, hair near the anus, armpit, beard, eyebrows, moustache, and eyelashes may be involved.
The crab louse or pubic louse (Pthirus pubis) is an insect that is an obligate ectoparasite of humans, feeding exclusively on blood. [2] The crab louse usually is found in the person's pubic hair . Although the louse cannot jump, it can also live in other areas of the body that are covered with coarse hair, such as the perianal area , the ...
Pubic lice fall within the Pthirus pubis family of louse, different from head lice. Learn how you can get crabs and what to do once you see them. Pubic Lice (Crabs) Transmission and Medicated Removal
Heterotremata is a clade of crabs, comprising those crabs in which the genital openings are on the sternum in females, but on the legs in males. It comprises 68 families in 28 superfamilies. It comprises 68 families in 28 superfamilies.
This is the genital operculum and is where horseshoe crabs keep their reproductive organs. [ 25 ] : 556 Following the operculum are five pairs of book gills . While mainly used for breathing, horseshoe crabs can also use their book gills to swim.
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Eubrachyura is a group of decapod crustaceans (ranked as a "section") comprising the more derived crabs.It is divided into two subsections, based on the position of the genital openings in the two sexes.
Chinese mitten crabs are classified as one of the world’s 100 worst invasive alien species. Scientists in Europe are trying to stop their spread. These furry-clawed crabs are causing havoc in ...