Global Warming Threatens Penguins

Gaggle
A King Penguin stands among a large number of chicks in the Southern Ocean. The time that the penguins devote to
Eastcott / Corbis

Gaggle
A King Penguin stands among a large number of chicks in the Southern Ocean. The time that the penguins devote to searching for food, research suggests, takes away from the time they spend feeding their chicks.

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