The Emperor Penguin groups up to stay warm. If some of them don't make it they could die. The ones who are in the center are the warmest. Chicks stand on their mothers feet until they are eight weeks old. Closely packed and overlapping feather cover a thick layer of blubber.
Feet are small to cut down on heat loss.
The Emperor Penguin weight is 65 pounds. It can spend up to 18 minutes under water and dive to over 850 ft. Hiding under a brood punch. They can travel at speeds of 18 miles an hour. When the Emperor chick gets food from the mom and the dad, the two take turns feeding the chick.