2-3 years
No they will probably die
yes they are as long as you get them from the store. you can get in trouble for having a wild mouse as a pet.
About a year. Some pet mice can live 1-3 years, but most don't. Most of them die before 2 years. Some even die when they are still pinkies [baby mice]. Its sad, but that's how nature works. hope this helps.
no but if they are handled to roughly they could get injured
Pet mice have a difficult time digesting chocolate. It is best to keep it away from them, because they may die if they consume too much.
get a cat Get a pet snake they eat mice and it is funny to watch, or just get a mouse trap cheaper then a snake and a cat.
Yes, pet mice are aloud pretty much everywhere.
no.
Well if your not sure get a vet or someone you know to help you if it's possible. Mice nails shouldn't grow that long.
the pet shop and they get them from breeders
Most mice like to be pet down their back and behind the ears. But do not pet them if they dont like to be petted.
Your pet mice likely wont eat out of your hand because they are scared of you. Mice aren't exactly the kind of pet that's going to cuddle up and love you.