1 1 2 Birds of Canada. 



FAMILY LARID^E. THE GULLS. 



Sub-Family LESTRIDINyE. The Skua Gulls. 



Stcrcorarius parasiticus. The Arctic Skua. 



The Arctic Skua breeds in the northern part 

 of this continent. During the winter it frequents 

 the sea coast of Canada. Length, twenty-two 

 inches ; color, above, brownish-black ; beneath, 

 white. 



S. pomariuus. The Pomarine Skua. 

 This species breeds in the far north. It is 

 much more common than the preceding. Color, 

 dark brown, tinged with black, above ; beneath, 

 white. Length, twenty inches. A regular visitor 

 to the sea coast of Nova Scotia and Newfound- 

 land. 



Sub-Family LARIN^:. The Gulls. 

 Larus marinus. The Great Black-backed Gull. 



This fine. bird is twenty-six inches in length ; 

 the bill is pale yellow, thick and strong ; upper 

 parts of the back and wing, black ; all the other 

 parts of its plumage, white ; legs, pale flesh color. 

 Breeds in Labrador. Is a fall, and, sometimes, 

 winter visitor in Canada. 



Larus Sabiuii. The Fork-tailed Gull. 

 This gull frequents the coast of New Bruns- 

 wick and Nova Scotia. Head and upper part of 



