31 



PAGE 



Subfamily puligulinjE, Bay, Sea, or Diving Ducks 68 



BEDHEAD *>9 



CANVAS-BACK 69 



GREATER SCAUP DUCK 70 



LESSER SCAUP DUCK 70 



RING-NECKED DUCK 70 



GOLDBN-BTB 70 



American Golden-eye 71 



barrow's goij)en-bte 71 



bupfle-head 71 



oib-squaw 72 



harlequin duck 72 



Genera somatema and oidemia, Eiders and 



Scoters 72 



EIDER DUCK 73 



Northern Eider 73 



AMERICAN EIDER 73 



KING EIDER 74 



AMERICAN SCOTER 74 



WHITE-WINGED SCOTER 74 



SURF SCOTER 74 



RUDDY DUCK 75 



Subfamily anserine, Geese 75 



SNOW GOOSE 75 



Lesser Snow Goose 75 



Greater Snow Goose 75 



BLUB GOOSE 76 



WHITE-FRONTED GOOSE 76 



American White-fronted Goose 76 



'CANADA GOOSE 76 



Huichin's Goose 76 



BRANT 77 



American Brant 77 



Black Brant 77 



Subfamily ctgnin>e, Swans. .: 77 



WHISTLING SWAN 78 



TRUMPETER SWAN 78 



Order heeodiones, Deep Waier Waders 79 



Suborder ibides, Ibises 79 



Family ibididje, Ibises 79 



glossy ibis 79 



Suborder herodii, Heron-like Waders 80 



Family ARDEiDiE, Herons and Bitterns 80 



Subfamily botaurin^, Bitterns 80 



*AMERICAN bittern 80 



LEAST bittern 81 



Cory's Least Bittern 81 



Subfamily ardbin^, True Herons and Egrets 81 



*grbat blue heron. , 82 



Eastern Great Blue Heron 82 



WHITE HERONS 83 



AMERICAN EGRET 83 



LITTLE BLUE HERON 83 



Louisiana Heron 84 



GREEN HERON 84 



Northern Green Heron 84 



BLACK-CROWNED NIGHT HERON 85 



Yelhw-crowned Night Heron 85 



Order paludicol^s;, Marsh Birds 85 



Suborder grubs, Cranes and Courlans 85 



Family GRUiDiE, Cranes 85 



SANDHILL CRANE 85 



Little Brown Crane 85 



Whooping Crane S6 



