PLATE LII 



Fig. I. Macronectes giganteus. Intermediate plumage phase on nest. 



Fig. 2. M. giganteus. Nest, built of tussac, and egg. 



Fig. 3, M. giganteus. Young about a week old, in the nest. 



Fig. 4. Daption capensis. Part of a flock near the whaling station at Grytviken. 



