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Nesting Chinstrap Penguins and Their Sleep Behavior

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Nesting Chinstrap Penguins and Their Sleep Behavior

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Questions and Answers

What did Won Young Lee notice about the sleep behavior of chinstrap penguins?

They slept continuously for long periods.

They slept deeply without any interruptions.

They seemed to doze for very brief periods. (correct)

They were hyperactive and rarely slept.

Why did the scientists mount sleep-trackers on the backs of nesting chinstrap penguins?

To record their interactions with other penguins.

To measure brain activity and sleep patterns. (correct)

To study their flying behavior.

To track their feeding habits.

How many 'microsleeps' did the nesting penguins take per hour?

Less than 100

Around 300

Exactly 500

More than 600 (correct)

Where does Won Young Lee work?

Korea Polar Research Institute in Incheon Signup and view all the answers

What did the researchers do to investigate the chinstraps’ sleep?

Mounted sleep-trackers on the birds’ backs and wired them to their brains. Signup and view all the answers

What is one of the unusual sleep patterns observed in chinstrap penguins?

Sleeping with one eye open Signup and view all the answers

Why do killer-whale and dolphin moms stay awake for a month after giving birth?

To remain vigilant and protect their offspring Signup and view all the answers

What is the significance of the 10,000 brief sleeps each day for the chinstrap penguins?

It provides restorative rest for their brains Signup and view all the answers

How do marine mammals and other birds differ in their sleep patterns?

They have restricted sleep patterns when staying alert is needed Signup and view all the answers

What is one of the potential reasons for the constant commotion in the penguin colony referred to in the text?

Predatory birds trying to grab eggs and chicks Signup and view all the answers