102 ON THE DESTRUCTION OF WOOD- LICE, 



entering the cavity within. Tie them at each 

 end, and put them in the frame ; the trap rest- 

 ing with the roof part upwards, so that the in- 

 terior may always be dry. The wood-lice will 

 soon find out this hiding-place, and may be de- 

 stroyed at pleasure. 



