om 



LETTER XVIII. 



T'o the same. 



SELBORNE, July iltk, 1768. 



EAR SIR, I received your obliging and commu- 

 nicative letter of June the 28th, while I was on a 

 visit at a gentleman's house, where I had neither 

 books to turn to, nor leisure to sit down, to 

 return you an answer to many queries, which I 

 wanted to resolve in the best manner that I am 

 able. 



A person, by my order, has searched our brooks, but could find 

 no such fish as the Gasterosteus pungitius : he found the Gasterosteus 

 aculeatus in plenty. This morning, in a basket, I packed a little 

 earthen pot full of wet moss, and in it some sticklebacks, male and 



