INSECTS AND OTHER SMALL DEER. 159 



than 185 flies in one of average size made in the 

 corner of a doorway upon one occasion. 



SPIDER AM) WKK OX A ROSE-TREE. 



Of course different species build different kinds 

 of nets and traps, and the great strength of hiany 

 of them is surprising. 



Some spiders simply rush up and seize their 



