1: Giraffes - These majestic creatures only sleep for about 30 minutes a day.

2: Bullfrogs - They are able to stay awake for months at a time.

3: Great Frigatebirds - These birds can go weeks without sleeping.

4: Alaskan Kodiak Bears - They may go months without hibernating.

5: Dolphins - Only half of their brain sleeps at a time.

6: African Elephants - They only sleep for 2-3 hours a day.

7: Walruses - They can stay awake for up to 84 hours straight.

8: Spiny Lobsters - They do not have a regular sleep schedule.

9: Bottlenose Whales - They can go up to two weeks without sleeping.

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