Mules were pack animals specifically bred for labor.
They were a cross between horses and donkeys, intended to share the best traits of both animals. They were more sure-footed, hardy, and longer-lived than horses, and faster and more intelligent than donkeys. Mules were infertile.
- ↑ Wizards RPG Team (2014). Monster Manual 5th edition. (Wizards of the Coast), p. 333. ISBN 978-0786965614.
- ↑ 2.0 2.1 2.2 2.3 2.4 Skip Williams, Jonathan Tweet, Monte Cook (July 2003). Monster Manual 3.5. (Wizards of the Coast), p. 276. ISBN 0-7869-2893-X.
- ↑ Doug Stewart (June 1993). Monstrous Manual. (TSR, Inc), p. 194. ISBN 1-5607-6619-0.
- ↑ Gary Gygax (December 1977). Monster Manual, 1st edition. (TSR, Inc), p. 72. ISBN 0-9356-9600-8.