54 



NATURE STUDY 



of its stages in many kinds of trees, to which it does 

 great damage. The caterpillars, in their livery of black, 

 yellow, and red, are very handsome. They 

 eat voraciously of the leaves of the trees, 

 build a cocoon from their long pencils of 

 hairs, and there pupate, i^rom some of 

 these cocoons emerge the winged males, 

 who fly to their poor wingless stay-at- 

 home mates. Finally, the females 

 lay their eggs in a mass of 

 white foam, and from these 



m a season. 



Tussock Moth. I. Caterpillar. II. Cocoons. III. Wing 

 less adult female. IV. Winged adult male. 



emerge the caterpillars, who grow 

 larger and larger by dint of much 

 eating, throwing off their old 

 skin after growing another, imtil 

 at last they attain their full size. 

 Many broods are hatched out 

 Hence the only Avay to exterminate them 



