TRAVELS IN’ 
280 
The ground fquirrel, or litde driped fquirrel of 
Pennfylvania and the northern regions, is never 
then here, and very rarely in the mountains north- 
wed of thefe territories ; but the flying fquirrel 
(fciurus volans) is very common. 
The rabbit (lepus minor, c'auda abrupta, pupil- 
lis arris) is pretty common, and no ways differing 
irom thofe of Pennfylvania and the northern dates. 
Having mentioned mod of the animals in thefe 
parts of America, which are moft remarkable or 
ufeftil, there remains, however, yet fome obferva- 
tions on birds, which by fome may be thought not 
impertinent. 
There are but few that have fallen under my 
obfervation, but have been mentioned bv the zoo- 
logifh, and moil of them very well figured in 
Catefby’s, or Edwards's works. 
But thefe authors have done very little towards 
elucidating the fubjed of the migration cf birds, 
or accouming for the annual appearance and dif- 
appearance, and vanifhing of thefe beautiful and 
entertaining beings, who vifit us at certain dated 
feafons. Catefbyhas faid very little on this curious 
fubjed ; but Edwards more, and perhaps all, or as 
much as could be faid in truth, by the mod able and 
ingenious, who had not the advantage and oppor- 
tunity of ocular obfervation ; which can only be 
acquired by travelling, and redding a whole year 
at lead in the various climate! from north to fouth, 
to the full extent of their peregrinations ; or mi- 
nutely examining the trads and obfervations of cu- 
rious and indudrious travellers who have publifhed 
their memoirs on this fubjed. There may perhaps 
be feme perfons who confider this enquiry not to 
t 
