List oF ILLUSTRATIONS 
Ring-billed Gulls by their nests 
Ring-billed Gull incubating 
Ring-billed Gulls on Rocks 
Young Common Tern 
Common Tern coming to her eggs 
The same Tern incubating 
Young Ring-billed Gull . 
Franklin’s Rosy Gull colony . 
Nest of Franklin’s Gull 
Pair of Franklin’s Gulls on their nest 
Scene in Franklin’s Gull colony 
Franklin’s Gull and chick 
Nest of Black Tern 
Typical Dakota slough 
Nest of Canvasback 
Nest of Canada Goose 
A Mallard drake 
Nest of Mallard drake 
Nest of Redhead 
Another view of Mallard drake 
Nesting-site of Canvasback 
Nest of Lesser Scaup Duck 
Nest of White-winged Scoter . 
A Scoter detained by her nest 
Nesting-site of American Golden-eye 
Golden-eye’s nest in stub 
Young Shovelers in their nest 
Nest of Ruddy Duck 
Nest of Redhead 
The same nest, showing surroundings 
Nest of Canvasback with egg of Ruddy Duck 
A Magdalen Islands’ morass where Ducks breed 
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