play till they sleep
Yes.
yes
They sleep at night.
yes
They are not strictly nocturnal or diurnal, but are more active in the daytime.
Mostly they either eat and sleep.
they sleep and eat all day
Yes.
i think they do. my guinea pigs make noise when im sleeping but sometimes they dont so yes they do sleep
Yes, they do. They sleep in the morning,but you might not see them. & also, they sleep with their eyes closed.
guinea pigs sleep at night time , but a round 7;30 pm they get most active . that will laast about 56 min.
no, I don't think it's possible!