COATI, or COATI-MUNDI, the name of the members of the South and Central American genus Nasua, of the mammalian family Procyonidae. They are recognized by their long body and tail, and elongated, upturned snout. The tail is often prominently banded. Coatis are gregarious and arboreal in habit, and feed on birds, eggs, lizards, and insects. They are often tamed as pets. (See CARNIVORA.)