NORTH AMERICAN BIRDS. 2? 



..j:j3oD — .iaiCt 

 ...lolaldT 



i^'i ci biid sdT 



atixiBlai odJ I'a 



I .'iQ .om:jcI 



38. Lohg-Tailed Jaeger. bnc abriBlai 



J03 91J3 YOf'J 



ones of S. parasiticus. They range from 1.95 to 2.18 long, and from 1.45 toftoSBabwSadi! 

 Mr. Nelson describes a nest of this species which was in a cup-shaped dapfpasoflsia. 

 a mossy knoll where lay two> dark greenish eggs with an abundance of sjtotffiisilBsicr 



sd) ■^IJnsup 



39. IVORY GULL. Gavia alba (Gunn.) Geog. Dist— ^Arctic Seasi i5fa^S»9ilj 

 winter on the Atlantic coast of North America to Labrador and New BtotHiffliaqd) 

 casually to New Brunswick, and on the Pacific side to Bering Sea. 



A bird that is resident in the Arctic regions of both hemispheres, onlyToccBfiion- 

 ally visiting the more temperate zones. It is said to breed the farthest noaHiaitiBaO 

 the gulls. Specimens of this species were seen on several occasions by thelaaffinral- 

 ist of the Jeannette, Mr. R. L. Newcomb, during his long Imprisonment iiBithallty 

 sea to the west of our northern coast. It was noted as a rare visitor at Point) BairraciB 

 by Murdoch, and also by various expeditions among the network of channilasHODttt 

 of Eritish America. Noted for its ravenous appetite, gorging Itself with theafl^toaffl 

 the seal and the blubber of the whale. They have the habit of watching aboufcsaalg 

 holes in the ice, waiting for the seal, whose excrement the gull devours. fOmloaia 

 islands and along the coasts of Spitzbergen it breteds sparingly; in like placesajHatiis 

 coast of Northern Siberia it is abundant. The bird is a resident of GreenlaiBl)^ arid' 

 the breeding season there begins about the middle of June. The nest is bTiMfeJwB 

 some inaccessible rock or cliff; it is made of dry grass and lined with moss aadsal 

 few feathers, forming qjiite a hollow. An egg is described as oblong-oval in ^teipb) 

 with a ground color of light yellowish-olive with small blotches of dark Isrewtni 

 scattered over the surface. These are intermingled 'with more obscure brown and 

 cloudings of lilac Size 2.45 long by 1.70 broad. i^ 



dJijoa 



40. KITTIWAKE. Rissa tridactyla (Linn.) Geog. Dist.— Arctic region, sbuth 

 in Eastern North America in winter to the Great Lakes and Middle States. '"' •'i 



The Kittiwake Gull Is a northern species, found in the Atlantic water'i'^Si? 

 Europe and America. On the Pacific coast it is represented by the next t6ff^ 

 poTlicarU. It is one of the commonest resident species of Greenland, and accord*a?? 

 to observers it inhabits nearly all parts of the Arctic regions. Breeds on the islaKStf 

 of the Atlantic coast of North America, from New England northward ; an abund&ff? 

 species, nesting not always on the ground like most gulls, but on rocky cliifs ot^i^ 

 hanging water. On Gannet Rocks of the St. Lawrence this noisy Gull is especia?^ 

 numerous, where its nests are found on narrow ledges; they are composed of stSiS 



