THE THORAX OR TRUNK. 49 



and easily studied portions of the body. They may be 

 observed in relation to their nu77ihci\ kind, substance, 

 articulation with the trunh^ position^ proportions^ cloth- 

 ing or covering^ conip)osition or parts, and motions. 



TIPTJLA-OLERACEA DADDY LONGLEGS. 



The number of legs in insects is invariably six, though 

 the first or anterior j^air in several of the butterflies are 

 merely folded over the breast as a tippet, and are not 

 used for locomotion. 



The different kinds of legs of insects may be observed 

 with great interest, for thus we may determine much 

 relative to their habits and homes, and methods of pro- 

 curing food, when Ave cannot see them in the activity of 

 real life. With reference to these requirements, they 

 may be observed as loalking, running^ climbing^ leaping 

 and swimming legs. 



