202 
BIRDS. 
toes, are white, but the outward toe is black; the 
infide of the legs is white, and the outfide black. 
This was caught in the harbour of Smyrna. 
39. Lams canefcens s . The Grey Gull. 
I saw this bird on the 26th of February, near the 
Nile, and fuppofe it came from the Mediterranean* 
40. Sterna nigricans. The Black Sea Swallow. 
41. Sterna nilotica. The Egyptian Sea Swallow. 
The beak of this bird is black; the head and 
neck are greyifh above, with fmall black fpots ; the 
part round the eyes is black, fpotted with white ; 
the back, wings, and tail, are grey; the belly, and 
under part of the neck, are white ; the feet red. 
and toes black. It is of the iize of a Dove, and is 
found in the Nile. The Arabs call it Abunures. 
It bears a great referablance to a Gull ; the lower 
part of the beak is fomewhat thick, but being ftrart 
alfo, proves it to belong to this genus. This bird 
comes in great flocks to Trajan’s canal (which runs 
near Cairo) in the beginning of January, and feeks 
its food in the mud left by the Nile. It hunts, el' 
pecially for iufefts without wings (Aptera), fmall 
filh and filth; it is therefore of great fervice t0 
Egypt. 
42. Numida Meleagris b The Guinea Hen. 
I had this bird from Nubia, whence the Nubia 0 
merchants bring it for l’ale to Cairo, with Monke) s 
5 Lin.Syft.Nat. P.136. N. 2. 'Linn. Muf. Regis, tom. 2- P* Nj 
