A coypu is a large South American rodent which lives near water.
coypu in British English
(ˈkɔɪpuː)
nounWord forms: plural-pus or -pu
1.
an aquatic South American hystricomorph rodent, Myocastor coypus, introduced into Europe: family Capromyidae. It resembles a small beaver with a ratlike tail and is bred in captivity for its soft grey underfur
2.
the fur of this animal
Also called: nutria
Word origin
C18: from American Spanish coipú, from Araucanian kóypu