PETER MENZEL / SCIENCE PHOTO LIBRARY PETER MENZEL / SCIENCE PHOTO LIBRARY
Gentoo penguin (Pygoscelis papua) on a feeding trip during the breeding season. This penguin lays two eggs and the parents alternate feeding trips with incubation and care for the chicks once hatched. They swim to catch food for themselves and their chicks several times a day. Photographed on Cuverville Island, off the Antarctic Peninsula.
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