OF BIRDS. 
and ftcms of plants and fibrous roots on the out- 
fidc, lined with feathers, or hovfehair within \ and 
more neatly conftrudted than that of the w.ute 
Wagtail. They lay feven or eight eggs, of a 
diity white, fpotted with yellow. After the hay 
harveft, the parent leads them amongll flocks of 
fheep. T hen they live on flies, and gnats. Whilft 
they frequent the water fide, they feed on worms; 
lometimes they fwallow feeds, and even beetles 
have been found in their flomach. 
The tail of this bird is longer than its body ; and 
like the white Wagtail it frequents rivulets with 
pebbly beds, perching upon the (tones; though 
fome flay all winter, yet many feem-to migrate, tor 
they are not feen in fuch numbers then, as in 
the autumn amongft flocks of fheep. 
It migrates +u the north of England, but con¬ 
tinues in Hampfhire all the year. 
This lait fpecies is called in France La Ber- 
gcronette, from their habit of frequenting flocks 
of fheep; they follow them in the fields, mix 
with them as they graze, and p rch occafionally 
on their backs. They (eem fearlcls of, and fa¬ 
miliar with the fhepherJ, flying before him, and 
in fome countries adt ill part of a fentinel, by 
apprifing him of the approach of the wolf or of 
birds of prey. 
Yet 
