Which domestic duck breed is noted for *not* descending from the wild Mallard (*Anas platyrhynchos*)?

Answer

Muscovy duck

Almost all domestic duck breeds trace their ancestry to the wild Mallard, but the Muscovy duck (*Cairina moschata*) is a notable exception to this lineage.

Which domestic duck breed is noted for *not* descending from the wild Mallard (*Anas platyrhynchos*)?
birdanimalclassificationduckwaterfowl