PELICANS, GAJSrmrs, ETC. 
215 
on tlio ocean far away from land. The sooty albatross 
{D, fuligtnosa, Fig. 254) is occasionally seen on the 
Pacific coast. 
Order 3. Stegopodes (Totipalmate birds). — The gulls are 
Fig. 253.— .4, Common Skua; B, Buff en's Skua; C, Pomarine Skua. From Nor- 
denskiold. 
succeeded in the ascending series by the tropic-bird, frigate 
or man-of-war bird, the darter or snake-bird, the cormor- 
ants, pelicans, and gannets, in which all four toes are fully 
webbed, the web reaching to the tips of the toes. The 
body, especially in the pelicans and gannets, is buoyed up 
