293 



PROTPXTION AGAINST INSECTS. 



scatter themselves among the twigs, where they'^begin to feed. 

 When about half grown, they descend the trees (in October 



Vi Vi 



Fig. 14S. — Gastropacha pini, Ochsli. 



c Eggs on piue-ljurk. d Jlature caterpillar, feeding on the needles of a jnue-shoot. 



e Pupa. / Cocoon. 



and November) to hibernate in moss, dead leaves, etc., at the 

 foot of the trunks, and remain there till the next spring 

 (March or April), when they climb again up the trees. 



