148 



BOARD OF AGRICULTURE. 



[Jan., 



maturity, they feed mostly at night, and seek shelter during 

 the day on the shady side of the trunks, under fence rails, 

 stones and rubbish, where they may often be found in large 

 numbers. 



When full-grown, the caterpillar is between two and three 

 inches long, dark brown, with a pair of blue spots on each of 

 the first five segments, and the same number of red spots on 

 each of the other six segments, making two rows of spots 

 along the back; it is covered with long hairs, (as shown in 

 Figure 2). The caterpillar usually reaches full size in July, 



Fig. 2. Gypsy caterpillar, natural size..- 



and transforms to a pupa or chrysalis, usually spinning a few 

 threads abor.t itself (as is shown in Figure 3). 



Fig. 3. Chrysalis or pupa of Gypsy moth, natural size. 



During the latter half of July the adult moths emerge, mate, 

 and the females lay eggs. The brown male has a wing ex- 

 panse of one and one-half inches. The wings of the female 



