6o HOW TO NAME THE BIRDS 



The two followmg are found along ponds and streams : 



137. SUMMER DUCK. 



Blackish, iridescent Chestnut, v/hite, buff. 



19. Slightly crested ; head, with green and purple lustre, 



and white-streaked ; shoulders, black ; throat and breast, 



chestnut ; white crescent on each side in front of wing ; 



sides, buff, black-lined ; abdomen, white ; ? , duller and 



less distinctly marked. 



Breeds throughout in woody places near water ; nest, in tree-hole ; 

 eggs, about 12, pale drab ; handsomest of the ducks. 



13§. PIED-BILLED GREBE: DABCHICK : HELL DIVER. 



Brownish-black Ashy, dark-spotted. 



13. Crown and hind-neck, grayish-black; large black 

 throat-patch ; below, somewhat spotted ; abdomen, white. 



Breeds rarely throughout ; in winter, frequent in Pa., rare inN. J.; 

 nest, a compact mass of aquatic plants, on edge of pond, or built up 

 from beneath water ; a sort of floating island ; eggs, 5-6, whitish, un- 

 spotted ; more abundant in migration. 



PLOVERS. 



The two allied families, plovers and sandpipers, are 

 mostly small wading coast-birds, nearly all of them breed- 

 ing far to the north ; only four species can be said to sum- 

 mer within territory. 



139. SEMIPALMATED PLOVER. 



Ashy-brown White. 



7. Black band across forehead and over eye, and one 



across breast ; legs, yellowish. 



Breeds only very rarely in territory, but an abundant migrant in 

 May, Aug., and Sept. on coast, and, in Pa., at Lake Erie, and along 

 largest rivers. 



