Kittiwake, Pacific bird picturesPACIFIC KITTIWAKE
40a. Rissa tridactyla pollicaris. 16 inches.
These birds breed in immense rookeries on some of the islands in the Bering Sea.
Nest. - On almost inaccessible cliffs, made of sticks, moss and seaweed, making the interior cup-shaped, to hold the two or three eggs, which are buffy brown or grayish, spotted with darker shades of brown (2.20 x 1.70).
Range. - Coast of the North Pacific, wintering as far south as Lower California.