589 



ANSER FERUS. 



THE THICK-BILLED GREY 

 GOOSE. 



WILD GOOSE. MARSH GOOSE. GREY LAG. GREY-GOOSE. FEN GOOSE. 





Fio. 57. 



Anas. Anser. Linn. Syst. Nat. I. 197. 



Anas Anser. Lath. Ind. Orn. II. 841. 



Grey Lag Goose. Mont. Orn. Diet, and Supplt. 



Oie cendree ou premiere. Anas anser ferus. Temm. Man. d'Om. II. 818. 



Anser ferus. Temm. Man. d'Orn. IV. 517. 



Grey Lag Wild Goose. Anser palustris. Selb. Illustr. II. 261. 



Anser ferus. "Wild Goose. Jen. Brit. Vert. An. 222. 



Anser cinereus. Bonap. Comp. List, 55. 



Male thirty -three inches long ; bill very thick, as long as 

 the head, two inches and a half in length, an inch and a half 

 in height at the base, ten-and-a-half-twelfths in breadth be- 

 hind the circular unguis, yellowish-orange, with the unguis 

 ivhite or bluish-grey ; the tarsus three inches long, flesh- 

 coloured ; the wings scarcely shorter than the tail ; feathers 

 of the neck linear -oblong , disposed in ridges ; head and neck 

 greijish-brown ; upper parts grey and brown, barred with the 

 tohitish terminal margins af the feathers ; hind part of back 

 ash-grey ; lower parts pale broionish-grey , becoming white 

 behind. Female similar, but smaller. Young with the tipper 

 parts darker, the head and neck of a lighter brown. 



