FIRST LESSONS IN ZOOLOGY 



are there and on what body-rings are they ? Note the 

 scattered long hairs sparsely covering the body. Can 



Fig. 3. — Silkworms feeding on mulberry leaves. (From life.) 



you see the jaws and eyes on the head .'' Make a draw- 

 ing of a worm as seen from the side. 



Silkworms will eat a surprisingly large amount of 



food, and fresh leaves must 

 be given them at least two 

 or three times a day. 

 Scatter the new leaves 

 over the little pile of 

 ,\ worms, dried old food and 

 excrement, and the worms 

 Fig. 4.— Silkworm on mulberry leaf, ^^'H soon crawl out and on 



showing front view of head and thorax, ^q ^\^q ncAV It is ad\'is- 

 (From life. ) 



able to keep the fceding- 

 tray as clean as possible, for the larva; are rcadih' subject 

 to disease. In order to remove the waste matter, spreail 

 a bit of largc-meshcd mosquito netting over the tra\' and 

 throw the fresh food on top of it. Tlie worms \\ill 

 crawl up through the meshes to the fresh leaves when 



