146 INSECTS - PARA8ITA - DIAGRAM 6. 



others are so only in the adult state like the flea. None of them 

 have wings. 



The flea has a sucker, with which it makes painful punctures, 

 like the bug and the gnat. In the larva state they are very 

 active maggots, but these larvae do not live on man ; they live in 

 straw, dust, and old furniture. 



The Louse attaches its eggs, or nits, to the hair ; 

 these eggs have a small lid which the larva? raise 

 to emerge from them. They already resemble the 

 perfect insect. Lice are troublesome animals, like 

 all parasites, but are easily removed by cleanliness. 



Many animals have lice and fleas which differ a 

 little from those which trouble man, but which can 

 a ^ so ^ ve on *k e k uman body? and which may be got 



Nits or E 



of the Louse rid of by similar means. In Diagram 6, we have 



natural siza 



andmagnified given a figure of the louse which infests the duck. 



