214 



THE UNIVERSE. 



by herds of pigs, which eat them in heaps. For this pur- 

 pose the pigs are led to the forests towards the month of 

 August, a- time at which they seize the caterpillars as they 



107. Pine-Eating Phalaena (Phalcena Bombyx pinn'ora), the progeny of which devastates for- 

 ests. Ratzeburg. 



descend from the trees in order to hibernate under the 

 moss or earth. 



Other insects, in lieu of attacking stems or leaves, attach 

 themselves to the buds. One of them produces great havoc 



