How Do Penguins Sleep?

Answer

All penguins sleep differently and most of them sleep in groups because they are often prey for predators such as leopard seals and galapagos shark. They have to stay alert and aware of their surroundings so they don't really sleep for long periods of time like humans do. They usually take naps.
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Ask.com Answer for: how do penguins sleep
How Do Penguins Sleep?
Unlike humans, penguins never really fall asleep. Because they are often prey for predators such as leopard seals and Galapagos sharks, they have to constantly remain alert and on guard. Therefore, rather than going into a deep slumber like most other... More »
Difficulty: Easy
Source: www.ehow.com
Penguins can sleep standing up, sitting, sitting in the water or lying down. They only sleep for a few minutes at a time but can sleep during the day or at night.
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