376 
i 
Synopsis of the Birds 
slow, but long sustained ; fly either in straight or convergent 
lines. Sight and hearing excellent. 
Spread all over the world, but much more numerous in 
cold and temperate countries, to and from which they migrate. 
Species numerous. 
315. Anser hyperboreus, Pallas. Bill rising high upon the 
forehead ; sides of the bill with longitudinal furrows and den- 
ticulations ; tail of sixteen feathers. 
Adult white, quills black at the point: bill and feet red. 
Young purplish-brown; wing-coverts and rump, bluish-ash; 
more or less white according to age. 
Snow Goose , Anas hyperborea , Wils. Am. Orn. viii.p. 76. 
pi. 68. Jig. 5. adult male ; and p . 89. pi. Q9.fig. 5- young. 
Anser niveus. Briss. Anas hyperborea and ccerulescens , L. 
Inhabits within the Arctic circle ; migrating during winter 
to the more temperate regions of both continents : not uncom- 
mon during winter in the middle states. 
316. Anser albifrons, Bechst. Brownish, beneath white varied 
with black ; frontlet and throat white, margined with black- 
ish ; bill and feet orange; nails whitish. 
White-fronted Goose , Lath. Laughing Goose , Edward's 
Glean . t. 153. Anas albifrons , Gm. 
Inhabits the Arctic regions, migrating during winter to 
the temperate climes of both continents : rare and accidental 
in the middle states, as well as in Italy. 
317. Anser segetum, Meyer. Dark cinereous, beneath whitish; 
rump blackish ; folded wings reaching beyond the tail bill 
long, depressed, black and orange, nail black, tail of eigh- 
teen feathers. 
Bean Goose, Latham. L'oie sauvage , Buff. pi. enl. 985 . 
Anas segetum , Gm. Anser sylvestris , Briss. 
Inhabits the Arctic regions of both continents, migrating 
periodically to more genial climates : hardly ever seen even 
