Most of it's species doesn't but some of it's species do although they are very less in number
I sleep about 7 to 9 hours a day
they sleep about 3-6 hours a day
i think they sleep 10 hours
6 Hours of sleep is enough
they get 15 hours of sleep
6 to 9 hours a day.
19hours a day.
10 hours a day. In the winter they hibernate.
About 2 to 3 hours a day. Usually they stand when they sleep. They lock there legs to make them relax and they fall a sleep.
4 hours
10 hours a day
8 hours