396 



Key to Plate No. 4 Plate No. 4 - 



(A) WHITE-FRONTED GOOSE, adult. Sexes alike. 



(B) WHITE-FRONTED GOOSE, adult wing. 



(C) WHITE-FRONTED GOOSE, juvenile. Sexes alike. 



(D) WHITE-FRONTED GOOSE, juvenile wing. 



(E) TULE GOOSE, adult "head. 



Chief distinguishing features of WHITE-FRONTED GOOSE: (a) White 

 band around face at base of bill (the "white-front"), (b) breast, whitish, 

 irregularly splashed with black or dusky brown, (c) feet, yellowish. 



Chief distinguishing features of TULE GOOSE: Similar to White- 

 fronted Goose. For distinctions see "Specimen Identification" of Tule 

 Goose in text. 



(F) BLUE GOOSE, adult. Sexes alike. 



(G) BLUE GOOSE, adult wing. 



(II) BLUE GOOSE, juvenile. Sexes alike 



(J) BLUE GOOSE, juvenile wing. 



Chief distinguishing features of BLUE GOOSE: (a) White head and 

 neck, (b) pinkish bill, with broad black "grinning" patch, (c) greyish- 

 blue wing-coverts. 



Downy Young, Plate No. 32. 



Text : White-fronted Goose, page 117 : Tule Goose, page 123 ; Blue Goose. 

 136. 



