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Question

Which animal can not sleep?


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Solution

Sleep:

  1. Sleep is an alteration to the consciousness of animals.
  2. This is experienced by checking the responsiveness of animals towards stimuli, while awake and sleeping.
  3. Many animals sleep for a shorter period to protect themselves.
  4. They react differently when external stimuli are applied while sleeping and while awake.
  5. But the bullfrog, Lithobates catesbeianus show the same reaction in both situations.
  6. This indicates that bullfrogs do not sleep
  7. Lithobates catesbeianus is an animal that cannot sleep.

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