DADDY-LONG-LEGS 



217 



size, are present in them in a very much dwindled condi- 

 tion. Since most of our common flies are very small it is 



D C 



Fig. 22. 



A, The Crane-fly (Daddy-Long-Legs), Tipula oleracea. e, the 



left eye ; h, one of the balancers or " halteres," which are 

 the modified second pair of wings ; th, the thorax. Natural 

 size. 



B, The "Leather-jacket," the grub of the crane-fly. a, head ; 



b, tail. Natural size. 



C, The Chck-beetle or Skip-jack, Elater obscurus. The line 



beside it shows its natural size. 



D, The true Wire-worm or grub of the click-beetles. Enlarged 



to four times the natural length, a, tail ; b^ head. 



difficult to see this dwindled pair of wings, which lie close 

 behind the first or large pair, and are called the "balan- 

 cers," or "halteres." The daddy-long-legs (Fig. 22, A) 



