noun, plural coy·pus, (especially collectively) coy·pu.
Origin of coypu
Examples from the Web for coypu
Another animal that is at least in one respect allied to the 'possum is the coypu.The Gold Diggings of Cape Horn|John R. Spears
One was the common Magellan otter (Lutra felina), the other a nutria (Myopotamus coypu).Cruise of the 'Alert'|R. W. Coppinger
Coypu are abundant in the fresh waters of South America, even small ponds being often tenanted by one or more pairs.