Pure Blackguinea pig with black and shiny hair, alias Dutch mouse, guinea pig, dolphin, guinea pigs, Guinea pigs, whose ancestors came from the Andes Mountains in South America, were brought to the West by European traders in the 16th century, People loved this little animal and kept it as a pet. They are docile, lovable, and relatively easy to care for, and are still common household pets today. Some organizations in the world are scrambling to breed guinea pigs, and people have bred a variety of Variety.