SCIENCE BULLETI 
VOLUME 2 PLATE 
I. Sea leopard {Hydrurga), yawning in contented leisure on the floe ice in front 
of Grace Glacier. The widely opened mouth of the animal faces the camera. After a 
meal of pensfuins. these seals often come out of the water for a nap. 
surtace. Til. 
penguin in the graveyard pool, Bay of Isles, rolling its back above the 
lird is swinnning toward the right of the scene. 
