Topic summary
Caviidae
Caviidae, the cavyfamily, is composed of rodents native to South America and includes the domestic guinea pig, wild cavies, and the largest living rodent, the capybara. They are found across South America in open areas from moist savanna to thorn forests or scrubdesert. This family of rodents has fewer members than most other rodent families, with 19 species in seven genera in three subfamilies.