Definition
The family Caviidae encompasses a diverse group of South American rodents, including guinea pigs, cavies, and maras. These animals exhibit a range of sizes, behaviors, and habitats. From domesticated pets to wild inhabitants of grasslands, Caviidae represents a significant component of South American ecosystems. Think of the *family Caviidae* as a group of related species adapted to different niches. Their existence contributes to the rich biodiversity of the continent. Studying it provides insights into rodent evolution and adaptation.