Page 67.
BLACK SWAN.—Cygnus atratus.
Range—Australia.
Nest—On a tussock entirely surrounded by water.
Eggs—Two to five.
Page 71.
SNOWY PLOVER.—Aegialitis nivosa.
Range—Western North America, south to Mexico in winter, both coasts of Central America, and in western South America to Chile.
Nest—On the ground.