3 o68 



THE JOINTED ANIMALS 



tity of caterpillars of this moth which devastate the district on these occasions, man 

 is materially assisted by other creatures. Thus, a tree frog ascends and feeds upon 

 the larvae; ichneumons of different species sting, and thus destroy, thousands; 



UFE HISTORY OF PINE I.APPET MOTH. 



a. Male ; *. Female ; c. Eggs ; d. I^arva ; e. Cocoon ; / A beetle (Calosoma] attacking larva ; g. :t,arva of Calosoma,- 

 h. An ichneumon laying its eggs in the'pupa; i. Small parasites emerging from their cocoons on the remains 

 of the larva which they have devoured. 



an internal fungus establishes itself in the caterpillar, with the same result; and, 

 lastly, a beetle and its larvae, which are represented in the illustration, render no 

 small assistance in clearing off the pest. The caterpillars are hatched in the autumn. 



