Reading Answers Of Ducks And Duck Eggs Extra Quality [updated] -

While they don't need a pond to survive, they need deep enough water to clean their bills and feathers.

: A unique "extra quality" is their thick shell . This provides a natural barrier against moisture and bacteria, allowing them to stay fresh for up to six weeks—significantly longer than chicken eggs. reading answers of ducks and duck eggs extra quality

In the lexicon of the old egg-readers, not all eggs were created equal. The term "Extra Quality" was not printed on a carton, but discovered through the "Candling" process. While they don't need a pond to survive,