Caudus

Caudus is a Latin word that translates to "tail" in English. The term is derived from the Proto-Indo-European root kau-, which means "to bend" or "to curve." In anatomy, the caudus refers to the tail of an animal, such as the tail of a horse or a dog. In botany, the caudus is the tail-like structure at the base of some plants, such as the tail of a grass or the tail of a fern. In zoology, the caudus is the tail of a reptile or amphibian. In heraldry, the caudus is a charge that consists of a tail, often depicted as a curved or bent shape. The term is also used in mathematics to describe a tail-like structure in a graph or a curve.