COCOONS 



71 



and are made under loose bark and in corners of fences and 

 buildings. In the spring small white or spotted moths come 

 from them. 



Keep any other kind of cocoons that you find and see wh^at 

 moths come from them. Also collect butterfly papas and keep 

 them in the same way that you 

 keep the cocoons. 



Ways of passing the Winter. — 

 In the fall most insects die, but 

 the next summer there are as 

 many as ever. From what does 

 each year's insect host spring ? 



What starts a new brood of 

 house flies ? What starts a new 

 brood of mosquitoes ? What 

 starts a new brood of wasps ? 

 What starts a new brood of bees ? 

 What starts a new brood of ants ? 



Almost the first butterfly that 

 you see in spring is one that has 

 lived through the winter. It is 

 black, with yellow bordered wings; 

 it is called the mourning cloak 

 butterfly. 



Tussock Moth. — Among some 

 kinds of insects none at all live 

 through the winter, but the next 

 year's brood is hatched from eggs 

 insects die in the fall. 



On the trunks and smaller limbs of elms and otlier trees 

 from fall to spring you may often find small white or ash- 

 colored cocoons with a bunch of eggs on each. These are the 

 cocoons of the tussock moth. The moth comes out in the fall 

 and lays her eggs on the cocoon, where they remain all winter 

 and hatch out in the spring. The caterpillar is white and 



Tlssock Moth akd Cucuon 



that are laid before the 



