*Room temperature @ several weeks. Some sources suggest up to 30 days.
*Refrigerated @ up to 6 months
WASHED duck eggs:
*Refrigerated@ will last for about 4–6 weeks. Washing removes the protective "bloom" from the shell, making them more vulnerable to bacteria. After a wash eggs must be refrigerated.
Duck eggs vs chicken eggs
Culinary advantages:
*Better for baking (known to be better for baking)
*Richer taste
*Longer shelf life
Nutritional benefits:
*Higher protein
*Higher omega-3
*Higher source of minerals such as iron, selenium, and zinc
*Better source of vitamins A, D, B12, E, and folate.