Ducks mating with other breeds

[Grace16]

My Muscovy drake mates with my Pekin duck though I don't think she likes him much.
My Pekin drake and Muscovy duck on the other hand adore each other and mate.
Now, the two ducks sit on a nest. I'm wondering what the outcome will be

 

[sourland]

Sterile cross breds. Do a search on 'mule ducks' or 'hinnies'.