[ 3°6 ] 
whereas they, in reality, are only to fcc found on 
one fide.- 
The mouths of flounders are often turned different 
ways, which one would think could not well efcape 
the obfervation of the London fifhmongers ; yet, 
upon afking feveral of them whether they had at- 
tended to this particular, I found they had not, till I 
Shewed them the proof in their own (hops. 
A fifhmonger, however, knows immediately 
whether a fifh is in good eating order or not, on the 
firfi infpedtion j becaufe this is a circumftance which 
interefts him. 
I {ball, however, by no means fiupprefs two argu- 
ments in favour of migration, which feem to require 
the fulleff anfwer that can be given to them. 
The firft is, that there are certain birds, which 
appear during the winter, but difappear during the 
Summer 5 and it may be afked, where fuch birds can 
be fuppofed to breed, if they do not migrate from 
this ifland. 
Thefe birds are in number four, viz. the fnipe, 
woodcock, redwing, and fieldfare. 
As for the fnipe, I have a very fhort anfwer to* 
give to the objection, as far as it relates to this bird j 
becaufe it conftantly breeds in the fens of Lincoln- 
shire, Wolmar foreft, and Bodmyn downs 5 it is 
therefore highly probable, that it does the fame in 
almofl: every county of England. 
1 muftown, however,that, till within thefe few years, 
I conceived the neft of a fnipe was as rarely feen in 
England, as that of a woodcock or fieldfare j and 
that able ornithologifl Mr. Edwards fuppofes this to 
be 
