A C U L E A T E D ,S W A L L O W. 433 



country in Auguji. They often ftick clofe to the chimney-wall by 

 their feet, and fupport thennfelves by applying their fharp tail to 

 the fides. They make all day a great thundering noife, by flying 

 up and down the funnel. 



It is remarkable, that three fpecies of the American Swallows, in 

 general feek the protcdlion of houfes for their places of building 

 their nefts, ovation, and nutrition ; yfet it is very certain, that be- 

 fore the arrival of the Europeans they muft have had recourfe to 

 rocks or hollow trees for thofe purpofes ; for the miferable hovels 

 of the Indians had neither eaves for the ufes of the 33ifl: and 

 330th fpecies, nor chimnies for that of the bird in queftion. 

 The two firft muft therefore have fixed their neft againft the face 

 of fome precipice, as fome of the Houfe Swallows do at prefent in 

 America, and this fpecies does about the fteep rocks about Irkutjk 

 in Sibiria. The inftinft that direfts part of this genus to fly to In Sibiria. 

 the protedlion of mankind, as foon as opportunity, unknown to 

 preceding broods, offered, is as wonderful as it is inexplicable. 



The Comte De Btiffon mentions another of this fpecies *, which Louisiakb. 

 is fonnd in Louiftana. It differs only in the fuperior length of the A Variety. 

 wings, from the bird I defcribe : I therefore can confider it but as 

 a cnere variety. 



• vi. 7CO. 



K XXXII. 



