24 



INSECT MANUFACTURES. 



When the caterpillar is ready to spin its cocoon, 

 it connects by means of the silk, (which is always 

 glutinous when newly spun,) two or three new 

 leaves into an outer envelope, which serves as a 



COCOON OF THE TUSSEH SILKWORM. 



basis to spin the complete cocoon in, besides the 

 cocoon being suspended from a branch of the tree 



