INSECTS INJUKIOUS TO TREES 



149 



FIG, 105. Branch Showing Work of the Leopard Moth Larva. 



THE LEOPARD MOTH 



Life history: This insect does its serious damage in 

 the grub form. The grubs which are whitish in color 

 with brown heads, and which vary in size from f of an 

 inch to 3 inches in length (Fig. 104), may be found boring 

 in the wood of the branches and trunk of the tree all winter. 

 Fig. 105. The leopard moth requires two years to com- 



