STRANGERS OF THE SPRING. 



SPECIES. 



POINTS OF DISTINCTION. 



Black-winged Stilt 



(continued) 



Black Tern 



White-winged Black Tern 



Whiskered Tern 



Dusky Shearwater . 



Wilson's Retrel 



^Garganey 



colours black and white ; legs 

 about 10 inches in length and 

 very slender. Length 13 inches. 



Head, neck, and under parts (ex- 

 cept vent and under tail coverts, 

 which are white) black, remainder 

 dark gray; bill black; legs and feet 

 dark brown. Length 10 inches. 



Similar to preceding, but white 

 shoulders ; tail white ; under 

 wing coverts black; bill dark 

 red; legs and feet scarlet. 

 Length 10 inches. 



Top of head black, remainder 

 white; under wing coverts white; 

 belly black ; bill and feet as in 

 preceding. Length 1 1 ^ inches. 



Smaller than Manx Shearwater ; 

 under parts, including lores, ear 

 coverts, and axillaries white. 

 Length u inches. (Length of 

 wing, Manx Shearwater 9}^ 

 inches, Dusky Shearwater 8 

 inches.) 



Similar in colour to Fork-tailed 

 Petrel; tail square; tarsus covered 

 with large plates or scales ; feet 

 black, centre of webs yellow. 

 Length 7^ inches. 



Upper parts similar in colour to 

 those of Shoveller; shoulders 

 blue ; breast brown banded with 

 black ; under tail coverts white, 

 spotted with dark brown. Female 

 similar to female Teal, but green 

 speculum absent. Length 16 

 inches. 



E 2 



