Every winter, zoos across Japan open the onsen, traditional hot springs baths, for their capybaras to enjoy. This custom began in the winter of 1982 at the Izu Shaboten Zoo. A zookeeper cleaning ...

Capybaras, Hydrochoerus hydrochaeris, prove rodents of unusual size aren’t just fiction. Native to South America, capybaras are the largest rodents in the world. They grow as long as 4.5 feet ...