THE OREGON NATURALIST. 47 



island, is tlie Barren-ground bear— the then depart. 



American black bear, having been intro- Visitants are birds which stop on the 



duced during the writer? residence there, island while on their way to, or from their 



Two races of foxes; the black and red, breeding grounds. 



and a hybrid between the two, locally In compiling the following list, I 



known as the cross fox, the otter, a am greatly indebted to Mr. William J. 



local variety of Spermophile, or ground Fisher, for the use of his notes, also for 



squirrel, the ermine-weasel, brown-rat, a description of the capture of "Fisher's 



common house mouse, brown-bat, also. Petrel." 



probably shrews, comprise the list as far Aechmophorus occidentalis, 



as known. WESTERN GREBE. 



In a community whose inhabitants sub- A resident living on the coast in winter, 

 sistalmostentirely by hunting, it becomes and retiring to the lakes in summer to 

 almost impossible for any animal to exist breed- 

 without its presence being known; there- During the stormy months of winter, 

 fore it is safe to say that the above small from December to the following May, this 

 list contains nearly all the mammals Grebe is very common in all the small 

 found on the island. bays on the island; it then resorts to the 



Although the writer believes that the lakes on the island, choosing those in the 

 following list of birds, though small, is interior and most inaccessible, where 

 reasonably complete, yet, the peculiar they raise their young in security. 

 geographical position of the island makes Colymbus nign'collis californicua, 



it almost impossible in anything short of AMERICAN EARED GREBE, 



a life's experience, to compile a list con- Like A. occidentalis in habits, but does 

 taining ail the migrant species that visit not associate with it. 

 this island on their route to their breeding Urinator pacificus, 



grounds farther to the north. PACIFIC LOON. 



The birds of the island may be divided A summer migrant, arriving about the 

 into four classes, namely: Residents; middle of May; nests in June, and leaves 

 Winter Migrants; Summer Migrants and about the first of September. On account 

 Visitors. of its large size, and a habit it has of tly- 



By residents is meant those birds which jng round before it fmally alights, makes 

 pass their entire existence on the island, the arrival of this bird very noticeable, 

 or the waters surrounding it. Winter These birds approach the island from 

 migrants, are those northern species the east, flying very high and in pairs, 

 which spend the winter months in the seeming at once to give their attention to 

 vicinity, but breed in higher latitudes, selecting a suitable place to nest. They 

 Summer migrants, are those which come fly from one lake to another, describing 

 to the island to raise their young, and large circles in the air, and giving forth 



