BIRDS. 
Pirate VIII. 
Four heads of the King Penguin (Aptenodytes patagonica). Fig. 1 is drawn from 
the head of a young bird in the down, taken at the Macquarie Islands in November ; 
fig. 2 represents the head of a young bird upon the completion of the moult from the 
down, also taken in November ; fig. 3, the head of an ordinary adult in full plumage ; 
fig. 4, the head of an extraordinary adult in which the golden pigment has been 
developed to a very unusual extent. Approximately one-half natural size. (See Aves, 
pp. 35, 36.) 
