The absent parent will return to feed the chick, and to give the other parent a chance to forage. Adelies are the only other penguins to occur on the Antarctic continent. They are much smaller than emperors. While emperors breed in the coldest of the austral winter, Adelies are absent during this period, and only return to their rookeries in the summer season. As opposed to the emperors, they usually land on their feet when exiting the water.
Snow petrels are another species of summer breeding antarctic transients.
Skuas are veritable aerial acrobats. A weddell seal pup, about 6 weeks old. It has already lost the lanugo newborn fur coat. A weddell seal mother with her fattened, six week old pup at Turtle Rock, near McMurdo Station, Ross Sea, Antarctica. The mother has lost a lot of weight, after having suckled the pup from a birth mass of near 15 kg to the present 80 kg.