io8 INSECT BEHAVIOR 



to it. They are funnel-shaped affairs and the insect is cunning 

 enough to always place it so that the running water enters through the 

 largest end, thus keeping the net tight and in one position. The insect 

 spends the majority of its time under stones or pieces of old water- 

 logged wood, visiting its net when in need of food, and finally leaves, 

 the water after many months, in the form of a filmy-winged insect 

 known as a Caddice fly. 



How marvelous it all is, that nature has supplied each and every 

 one of her creatures, not only with a method of finding their proper 

 food, but, as in the cases which I have just described, she has shown 

 them how, by artifice, they may capture with ease and no loss of 

 energy, their desired articles of diet. 



