9-12 weeks when they have all there feathers.
The Rouen ducks originated from France in the 19th century.
The scientific name for Rouen ducks is Anas platyrhynchos domesticus.
They are a giant version of mallards. They are more calm and relaxed. I suggest Rouen Ducks instead of mallards, because Rouen ducks don't fly away.
Most likely.
why do ducks swim together in lines
Some domesticated ducks only need water to preen in, not to swim in , but yes; wild ducks do need water to swim in.
Ducks swim in ponds, lakes, rivers, lagoons, and, if near them, oceans (but very rarely).
Muscovy ducks can and will swim in a lake. If the Muscovy ducks are domesticated you should not allow them on the lake with other ducks because they can get sicknesses from wild ducks and it is illegal.
yes
They have big, webbed feet to swim easier and faster.
geese swim in lakes and rivers. ducks, too.
swan birds swim with there eyes open or close?swan birds swim with there eyes open or closePenguins can swim on water.Ducks can also swim on water.Swan can swim on water.