A four year old should sleep 12 hours a day
not really they sleep only a few hours at night an short naps Elephants feel that they must be on the alert for predators. This is true of elephants in the wild and elephants in the zoo. As a result, elephants sleep a maximum of four hours per day/night. This four hours is not in a row. Elephants sleep for about 30 minutes and then get up for something to eat and then lie back down. They repeat this cycle until they get about four hours of sleep.
The nouns are hours (plural) and sleep. The word he is a pronoun.
yes there are many phases in sleeping
Babies sleep when they are tired. They usually are awake for two to four hours at a time when they are new borns.
Around four hours over a 24 hour period.
Around four hours over a 24 hour period.
When it's tired Elephants feel that they must be on the alert for predators. This is true of elephants in the wild and elephants in the zoo. As a result, elephants sleep a maximum of four hours per day/night. This four hours is not in a row. Elephants sleep for about 30 minutes and then get up for something to eat and then lie back down. They repeat this cycle until they get about four hours of sleep.
If you can't send gifts to your neighbors in Farmville, then you should wait four hours and try again. The game only allows you to send one gift to each neighbor every four hours.
the duration of a watch is four hours each except the dog watches that are two hours each.
about 11 hours == The average human requires about eight to ten hours of sleep a night. However, the amount of sleep is not as important as the quality of sleep. There are four stages of sleep, the most important is the REM (Rapid Eye Movement) stage. It is during REM that the mind reorders itself, the time when we dream. You could sleep for twenty hours a day, but if you never reached REM sleep, or if you were not able to maintain REM for a sufficient amount of time, you would still suffer from sleep deprivation.
Sloths usually sleep in high places, such as plants. Sloths sleep up to 20 hours a day, that's about four-fifths of their whole life!!!!