PLATE LVI 



Aptenodytes patagonica. 



Fig. I. A sitting bird holding the egg on the feet and covering it with a flap of the skin 

 of the belly. 



Fig. 2. Brooding birds fighting. 



Fig. 3. Before the moult the thickness of the down makes the young appear bigger than 

 the adults. 



Fig. 4. Young asking the adult for food. 



