How you take care of a guinea pig. What you need for your guinea pig is, you need a cage, stuffing, water bottle to start off with, you can also get toys for your guinea pig to play with. You can get wood blocks for them to chew on. You can get a ball for your guinea pig to roll. When you first get your guinea pig he/she will be scared so you can start playing with it and interact with your guinea pig, so it starts to know you.It will not be afraid of you or anybody else.Guinea pigs like to do popcorning and that is were they like hop.