Best used within one week, the danger is Salmonella poisoning. If you are actually concerned about Salmonella, don't leave the eggs out for more than 2 hours.
5 years
Eggs are a potentially hazardous food. They should not remain unrefrigerated for more than 2 hours. Less time is better.
Potentially hazardous food should not be left unrefrigerated for more than 2 hours. Less time is better.
Most experts agree than an egg that stays completely unrefrigerated should not be consumed more than 24 hours after being laid.
Blueberries' shelf life varies depends on a couple factors such as how fresh they are when you buy them, how you store them in your refrigerator, and how cold your fridge is. However, generally blueberries will last about a week.
about a week
It depends on the bird or animal laid the eggs. Some may stay good for days, some may stay good for months and some may stay good for years.
If the eggs in the nest are more than a week old, I just put them in water to see if they float in water. If they float, they're no good. If they start to turn upward like they want to float, you're taking chances. If they're dead still and don't float at all, then they're fresh.
Two hours.
3 Months
Not home-cooked ones. Some commercially-produced hard cooked eggs can keep that long, but I wouldn't call them 'fresh'. See Related Links.
It it is left out, it will stay good for about a day or so.
it can stay fresh for 2 weeks