FOURTH WEEK] January 27 



giant moths the mythologically named Cecropia, Poly- 

 phemus, Luna, and Prometheus show such individuality 

 in the position which they choose for their temporary 

 shrouds? Protection and concealment are the watch- 

 words held to in each case, but how differently they are 

 achieved ! 



Cecropia that beauty whose wings, fully six inches 



POLYPHEMUS MOTH AND cocoox 



across, will flap gracefully through the summer twilight 

 weaves about himself a half oval mound, along some 

 stem or tree-trunk, and becomes a mere excrescence the 

 veriest unedible thing a bird may spy. Polyphemus wraps 

 miles of finest silk about his green worm-form (how, even 

 though we watch him do it, we can only guess) ; weaving 

 in all the surrounding leaves he can reach. This, of course, 

 before the frosts come, but when the leaves at last shrivel, 



