SPIDERS AXI) KLIES 159 



Newport occurs in Australia and, liku llic aiurcuiuntiuncd species, 

 has been found to hunt the house-fly by nights 



The relations which exist between spiders and flies are so 

 universally recognised that it is difficult to make an original 

 observation oii the subject and perhaps hardly necessary in an 

 account of this nature. House spiders and garden spiders will 

 devoni- whatever house-flies " %valk into their parlours," and the 

 little jumping spider Salticus scenicus may be frequentl}' observed 

 leaping upon flies almost twice its size. 



' Recently, I captured Scutigera forceps iu Toronto (Canada) and fed it on flies. 



