200 CLASSIFICA TION 



X. ORDER OF SWAMP BIRDS (Herodiones). 



I. Family of Herons Great Blue Heron 



(Ardeidae). Black-crowned Night Heron 



Green Heron Least Bittern 



XL ORDER OF SWIMMING BIRDS (Anseres). 



I. Family of Ducks, Geese and Red-breasted Merganser 



Swans (Anatidae). Green-winged Teal 



Wood Duck Blue-winged Teal 



Mallard Pintail 



Shoveller; Spoonbill Red-head 



Scaup Duck Canvas-back 



Whistler; Golden-eye Ring-necked Duck 



Buffle-head; Butter-ball Ruddy Duck 



American Merganser Canada Goose 



XII. ORDER OF LONG-WINGED SWIMMERS 

 (Longipennes). 



I. Family of Gulls and Terns Ring-billed Gull 



(Laridae). Bonaparte's Gull 



American Herring Gull; Sea Black Tern. 

 Gull. 



XIII. ORDER OF DIVING BIRDS (Pygopodes). 



Family of Grebes 2. Family of Loons 



(Podicipidae). (Urinatoridae). 



Horned Grebe Loon. 



Pied-billed Grebe 



