Item size in cm L x W x H 4 7 x 2 3 x 3 1 Furry friends that can be found in a rainbow of brown Guinea pigs are very social mammals that communicate using chirps burbles or squeaks to express emotion In response to being startled they have been spotted motionless or frantically scurrying The staple food of their diet is grass Their hobby is swimming guinea pigs make very good swimmers On average these mammals can live for five years measure nine inches long & weigh two pounds Internationally guinea pigs are studied in medical research & eaten as a traditional food source Fun Facts Mother guinea pigs can carry & give birth to thirteen guinea pigs at once