the largest rodent: a pig-sized amphibious hystricomorph, Hydrochoerus hydrochaeris, resembling a guinea pig and inhabiting river banks in Central and South America 水豚
noun [专属名词]水豚(南美无尾大水鼠)
The main prey of the jaguar is the capybara and the caiman. 美洲虎的主要猎物是水豚和凯门鳄。