
OF BIRDS. 65 
| “very troublefome to the fhepherds who edna their 
flocks upon the hills. 
The fhepherds defend themfelves by nolan a 
fick, fharpened at one end, above their heads ; 
and the Skua often kills ittelf upon the wae as 
_ itdarts down to attack them. 
i Bt ae ee I Ae 
The noftrils are linear feet is very narrow, ) and placed 
at the bottom of the beak. 
| ~The: — are = ey long, and the sl toe is {mall. 
\ERNS are Sonali called Ses Site 
lows, becaufe in general, they have forked 
; tails s; and like Swallows, they have long wings, 
and are conftantly flying near the furface of the: 
Seipe water. 
oo” 
; | The bill is ay Ander, sary fraight, fharp, “. 
uy little compreffed, 8 
: The 
