Giraffes sleep for an average of 2 hours per day. African Elephants sleep for an average of 3.3 hours per day.
Adult humans sleep for an average of 8 hours per day.
2 hours is 8% of the day.
8 hours is one third.
Hmm.

Giraffes sleep for an average of 2 hours per day. African Elephants sleep for an average of 3.3 hours per day.
Adult humans sleep for an average of 8 hours per day.
2 hours is 8% of the day.
8 hours is one third.
Hmm.