of course they do
Babies.
cages
pretty much mice ants spiders an people
dlidos, really big dildos
I do not sleep You do not sleep He,she,it does not sleep We do not sleep You do not sleep They do not sleep. In many cases you can Say "awake" also! can't you?
The present tense of the verb to sleep is "sleep or sleeps".
Sleep walking, sleep talking, sleep eating, and sleep sex are all known sleep activities.
The future tense of "sleep" is "will sleep."
The future tense for "they sleep" is "they will sleep."
they sleep like we sleep and they sleep why we sleep because we need energy and strength
you can not sleep because you already sleep in the evening
The future tense of sleep is also sleep. e.g. I'm very tired, I will sleep well tonight.