Stock Photo - Lindblad Expeditions guests with a lone adult emperor penguin Aptenodytes forsteri on sea ice in the Gullet between Adelaide Island and the Antarctic Peninsula, Antarctica MORE INFO The emperor is the tallest and heaviest of all living penguin species and is endemic to Antarctica An adult emperor may reach 4 feet in height and weigh as much as 100 lbs This is the only species of penguin to breed during the Antarctic winter Typical lifespan for emperors is about 20 years, although some observations suggest some individuals may live to 50 years of age

Stock Photo: Lindblad Expeditions guests with a lone adult emperor penguin Aptenodytes forsteri on sea ice in the Gullet between Adelaide Island and the Antarctic Peninsula.

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