guinea pig not moving

My new guinea pig I just got from the pet store(Solo), is not coming out of her hiding place. She has not moved at all since I put her in the cage, which was 2 days ago she doesn't even move her head. Today to move her I had to pick her up, and put her in a box to see if I could get her to eat...

this morning i got two 6 week old female guinea pigs they were both nervous at first but after about 4 hours one of them stopped hiding and starting eating and moving although one of them hasn't moved for around 7 hours and when i touch him or pick him up he doesn't move either (i only picked...