Other Names: none
Distribution: western coast of North America.
Size: 56-66 cm in length with a 120-144 cm wingspan.
Plumage: Adults are generally white, with dark slate-gray back and wings. The eyes are yellow, the legs are pink, and the beak is yellow with a red dot at the end. In winter, the head and neck have a faintly dusky coloration. Juveniles are dark gray-brown with dark flight feathers, contrasting with lighter areas on the neck and rump, and a dark beak.