+The anus is the terminal opening of the [digestive tract](/wiki/digestive_tract), found at the body's posterior. It is a muscular orifice through which waste material, or [feces](/wiki/feces), is expelled from the body.
+## See also
+- [Excretion](/wiki/excretion)
+- [Intestine](/wiki/intestine)
+- [Digestion](/wiki/digestion)