The word "aperea" is a noun that refers to a type of animal called the South American cavy. This animal is somewhat similar to a guinea pig and is believed to be one of its ancestors.
In scientific discussions or writings about animal species, you might encounter "aperea" in texts that differentiate between domesticated animals (like guinea pigs) and their wild relatives.
"Aperea" is a specific noun that refers to a wild South American cavy, closely related to the domestic guinea pig.