FLY-AWAY FACTS. 



There is nothing ' 

 more delicate than the 

 wings of insects. They 

 are like gauze, but they 

 have a framework that 

 makes them quite firm, 

 just as the leaves on 

 the trees are firm from 

 the little ribs that are 

 in them. 



These wings are all 

 covered with hair. You 

 could see it under the 

 magnifying -glass, but 

 not otherwise. 



In some small gnats 

 the hairs spring from 

 each side of the veins, 

 like butterflies' feathers, 

 or like blossoms on the 

 twigs in springtime. 



Even the wing of a 

 common fly is very 

 beautiful. Did you ever 

 notice that if you take a 

 butterfly by the wings 

 a colored dust is all over 

 your fingers? Then the 

 wings are left trans- 

 parent where they have 

 been touched. If you 

 should put some of this 

 dust on a slip of glass, 

 and examine it, you 

 would find that each 



