Sci-Five | The Hindu Science Quiz: On Penguins

A group of penguins in the water is called a raft but on land they’re called a waddle.

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 Emperors are the biggest of the 18 species of penguin found today, and one of the largest of all birds. They are approximately 120cm tall (about the height of a six year old child) and weigh in at around 40 kg.

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A healthy adult penguin on land has no natural predators, though eggs and chicks are eaten by other birds. However, in water, penguins are hunted by leopard seals and killer whales.

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Emperor and king penguins build no nests. They stand upright while incubating a single egg on the tops of their feet under a loose fold of abdominal.

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Overfishing, invasive species and climate change pose major threats to penguins around the world.

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