Cavia Cobaya is a species of rodent commonly known as guinea pig. However, there are various other synonyms used to refer to this adorable creature including cavy, domestic cavy, domestic guinea pig, cobaye, cobayo, conejillo de Indias, porquinho-da-índia, and meerschweinchen. Guinea pigs are great pets as they are easy to keep and have a gentle nature. They are social animals and enjoy being around humans and their fellow guinea pigs. Guinea pigs are also known for their cute and amusing squeaks and chirps that they use to communicate with their owners. Whether you call them guinea pigs, cavies, or any of their synonyms, they will always remain beloved pets and adorable creatures.