C 272 ] 
name on this fwallow, calling it ring fwala from the per- 
petual rings^ or circles that it takes round the fcene of 
its nidification* I am, 8cc, 
LETTER III. 
Of the SAND-MARTIN, or BANK-MARTIN. 
•HE Sand-martin, or Bank-martin, is by much the 
lead: of any of the Britiflr birundineSy and as far as 
ever we have feen, the fmallell known birimdo ; though 
BRxssoN afferts that there is one much fmaller, and that 
is the hirnndo ejculmta. But it is much to be regretted,, 
that it is fcarce poIEble for any obferver to be fo full and 
exacSt as he could with, in reciting the circumdances 
attending the life and converfation of this little bird;, 
hnee it is. f era naturdy at lead in this part of the king- 
dom, difclaiming all domedic attachments, and haunt- 
ing wild-i heaths and commons where there are large 
lakes,^ while the other fpecies, efpecially the fwallow and 
houfe-martin, are remarkably gentle and domedicated,, 
nndi never feem.to think themfelves fafe but under the 
protection of man. Here are in this paridi, in the 
land-pits and banks of the lakes of Woolmer Fored, 
feveral colonies of thefe birds; and yet they are never 
feen in the village, nor do, they at all frequent the cot- 
DEAR SIR, 
Selborne, Feb. .26, 1774. 
