According to legend, the Sandman brought pleasant dreams by sprinkling magic sand on the sleeper during the night. This legend may have originated to explain the gritty sand-like particles found in the eyes in the morning after a long sleep. (These are really formed of minerals and salt from evaporated tears)
The study of sleep is called polysomnography.
The location that bats sleep is called a 'roost.'
The clinical study of sleep is called sleep medicine. It focuses on the diagnosis and treatment of sleep disorders and the impact of sleep on overall health and well-being.
The summer sleep of frog is called Aestivation
quiet sleep
they sleep in winter time. this is called hibernate.
Animals who sleep during the day and are awake at night are called nocturnals.
yes there is a games called Deep Sleep actually you can play it for free with out downloading i swear!
In a cave. Seriously, if its called a caveman where else would he sleep?
insomiatic
dormant
i think it is called insomnia.