Muscovy on the upper left is the father to the mule duck on the lower right. This muscovy is also the father to the rest of the pictured offspring. The last picture way on the bottom is of the pair these mule ducks came from. Mule duck is a female. A group of five mule ducks. Offspring of Muscovy male x Runner duck female. Group of five mule ducks. This is a male mule duck. This is a female mule duck. This is a female mule duck. A female mule duck on the left and a male mule duck on the right. Group of five mule ducks. Female mule duck. The above five mule ducks came from the black muscovy drake and the fawn runner duck female. The females all laid eggs and the males bred actively but we never tried hatching any of the eggs. We no longer have any of these ducks. We really enjoyed them while we had them though.