Animal Facts Guinea Pig Guinea pigs jump straight up when they are happy. This is called popcorning. Photo: Juniors Bildarchiv/GMBH//ALAMY STOCK PHOTO 331 facts found Get Animal Facts by Category AmphibiansBirdsCollectionsCreepy CrawliesFishMammalsPrehistoricReptiles
Guinea Pig Guinea pigs jump straight up when they are happy. This is called popcorning. Photo: Juniors Bildarchiv/GMBH//ALAMY STOCK PHOTO