Tortoise do not sit on their eggs (they are not warm blooded so they can not warm them), they bury them in a nest made in a warm moist place and they hatch naturally.
until the egg is ready to hatch. : p
10000 hours
for 21 or 22 days.
1 day
The female kakapo incubates her eggs for around 30 days.
Chipmunks do not lay eggs, they are mammals and give birth to live young.
approcimatly 21 days
ostrich can sit very long time in her eggs. sometimes ostrich sit on her eggs until it hatch.
Store-bought eggs should be refrigerated within 2 hours of being purchased or brought home to maintain their freshness and safety.
Geese do not get pregant. They lay eggs and sit on a nest.
Since hard-cooked eggs are a potentially hazardous food, the maximum time they should be kept at room temperature is 2 hours.
Peahens do not become pregnant, they lay and sit on eggs.