PLATE L 



Fig. I. Diomedea exulans. A pair at the nest. The sitting bird is of the light chionoptera 

 stage, the one standing is intermediate, with dark back and a small amount of dark 

 pencilling on the head. 



Fig. 2. Diomedea melanophrys. Male and female at the nest, the female standing. 



Fig. 3. D. melanophrys. The parent standing beside the nest. The young one in the normal 

 resting attitude. 



Fig. 4. D. melanophrys. Young one sitting up in the nest when disturbed. 



