310 



HALP HOURS WITH INSECTS. 



[Packard. 



the air, capped by this basket, reminding one of a small boy 

 walking along with a large bushel basket over his head. 



Then there are the tent caterpillars, which spin from their 

 mouths an immense quantity of silk, out of which they build 

 large tents between the branches of trees, and run rope- 

 walks along the upper side of all the branches leading away 



Fig. 242. 



Filbert Grape Gall. 

 from their tent. The nest of a species of Tortrix which 

 lives on the wild cherry consists of a large mass of leaves 

 sewed together with silk, forming a shelter from the heat and 

 rain and a protection from the birds. 



There are numberless modifications of leaf-rolling habits 

 among the smaller caterpillars, but after all no insects, with 



22 



