…and for Cisco, in the interest of “closure:”
“Breeding a male donkey to a female horse results in a mule; breeding a male horse to a female donkey produces a hinny.
Offspring from either cross, although fully developed as males or females, are almost always sterile. Hence, a line of horses and a line of domestic asses must be maintained to perpetuate mule or hinny production.”
from this site:
http://www.imh.org/imh/bw/mule.html
and verified on several others I just grazed. Male mules, please continue your lawsuit!