31 



Subfamily FULIGULIN.S:, Bay, Sea, or Diving Ducks 70 



REDHEAD 71 



CANVAS-BACK 71 



GREATER SCAUP DUCK 72 



LESSER SCAUP DUCK 72 



RING-NECKED DUCK 72 



GOLDEN-EYE 73 



American Golden-eye 73 



BARROW'S GOLDEN-EYE 73 



BUFFLE-HEAD 73 



OLD-SQUAW 74 



HARLEQUIN DUCK 74 



Genera SOMATERIA and OIDEMIA, Eiders and Scoters 75 



EIDER DUCK 75 



Northern Eider 76 



AMERICAN EIDER 76 



KING EIDER 76 



AMERICAN SCOTER 76 



WHITE-WINGED SCOTER 77 



SURF SCOTER 77 



RUDDY DUCK 77 



Subfamily ANSERINE, Geese 77 



SNOW GOOSE 78 



Lesser Snow Goose 78 



Greater Snow Goose 78 



BLUE GOOSE 78 



WHITE-FRONTED GOOSE 79 



American White-fronted Goose 79 



*CANADA GOOSE 79 



Hutchin's Goose 79 



BRANT 80 



American Brant 80 



Black Brant 80 



Subfamily CYGNIN.E, Swans 80 



WHISTLING SWAN 81 



TRUMPETER SWAN 81 



Order HERODIONES, Deep Water Waders 82 



Suborder IBIDES, Ibises 82 



Family IBIDIDJE, Ibises 82 



GLOSSY IBIS 82 



Suborder HERODII, Heron-like Waders 83 



Family ARDEID^E, Herons and Bitterns 83 



Subfamily BOTAURIN.E, Bitterns 83 



*AMERICAN BITTERN 83 



LEAST BITTERN 84 



Cory's Least Bittern 84 



Subfamily ARDEIN.E, True Herons and Egrets 84 



*GREAT BLUE HERON 85 



Eastern Great Blue Heron 85 



WHITE HERONS 86 



AMERICAN EGRET 86 



LITTLE BLUE HERON 87 



Louisiana Heron 87 



GREEN HERON 87 



Northern Green Heron 87 



BLACK-CROWNED NIGHT HERON 87 



Yettow-cr owned Night Heron 88 



Order PALUDICOLE, Marsh Birds 88 



Suborder GRUES, Cranes and Courlans 88 



Family GRUID.S:, Cranes 88 



., SANDHILL CRANE 89 



Little Brown Crane 89 



Whooping Crane 89 



