The Frog-Hoppers or Spittle Insects 



— in other words that it is a disguise. But it renders them very 

 conspicuous and once their true nature is ascertained they are all 

 the more easily found by their enemies and as a matter of fact 

 they are sought for by certain wasps which drag them out from 

 their froth and carry them off to provision their nests. 



No good thorough life history of an American species has 

 been published and here is an interesting and novel field for 

 some observer. 



242 



