56 



HOUSEHOLD INSECTS 



side ditches, sewer ditches, hollow stumps, rain-barrels, 

 cisterns, tin cans, watering-troughs, and other receptacles. 

 Some instances of curious places in which the larva? have 

 been found will be given later. 



V 



Fig. 20. — Life history of a house mosquito. (X 3.) 



The adult mosquitoes, in the fall, hide away in cellars, 

 barns, outhouses, or other suitable places and there pass 

 the winter in a dormant condition. Probably the majority 

 of these hibernating mosquitoes die before spring. Those 

 females that survive the winter become active in the early 

 spring, and after feeding or sometimes without obtaining 



