38 
THE CATERPILLAR. 
In this climate there are mild days every now 
and then in winter, and then the caterpillars will 
Fish-shaped Caterpillar. 
wake np, and even venture out of their nests. 
But the cold wind soon sends them back again 
to finish their sleep; and it is not until the 
spring that they thoroughly revive. Then out 
comes, first one and then another, just as is most 
convenient for it. The one that feeds upon the 
plaintain is out in March, for the plant is ready 
for it. But those that eat the leaves of trees 
sleep a little longer, for no tree is hold enough 
to put forth its foliage so soon. But the warm 
