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told me, that the great Eaft-Indian Bats work 

 their wings flowly, in the manner herons do with 

 us, and not by a fwift fluttering motion, as out 

 little Bats do. On weighing what I have read 

 in natural hiftorians and voyagers on this fub- 

 je6l, I have reafon to believe there is a great 

 number of diHind fpecies of Bats, from the 

 fize of a very fmall bird, gradually increafing to 

 (almoft) the bignefs of an eagle. 



The Ruffed Heath-Cock, or Grous. 



This bird is a native of Pennfylvania, 

 where it is called a Pheafant. M. Bartram fent 

 with it a very curious account in a letter to M. 

 Colinfon, of whom I obtained leave to take an 

 cxaft copy ; which is as follows : 



" He is a fine bird when his gaiety is dif- 

 played ; that is, when he fpreads his tail, like 

 that of a turkey-cock, and ere£ls a circle of fea- 

 thers round his neck like a ruff, walking very 

 ftately with an even pace, and making a noife 

 fomething like a turkey ; at which time the 



hunter 



