Fish actually don't sleep, they go into this resting potion but don't sleep.
Yes, a lack of sleep can have a negative effect on a male's sperm count. It has been reported that a lack of sleep can reduce a man's sperm count by a third.
Most people count sheep to go to sleep, but this is not always the case. People have been known to count many things such as their favorite food, celeb, or anything that could be boring and get them to sleep.
No, but sorta yes, fish have a conscious resting period, so if you want to call that sleep, then yes.
A nice place to sleep.
they count sheep
Spotted hyenas usually sleep near trees or in underbrush. This provides a level of protection when they are resting.
Fish do not 'sleep', per se, but they do go into a dormant state, much like birds, where they can swim while resting.
The best time to find your resting heart rate is in the morning after a good night's sleep and before you get out of bed.
Sleep. Lions are inactive (resting) for about 20 hours a day.
they go into a resting phase which is a phase where they use less energy
Breathing, resting heart beat, menstrual cycle, sleep.