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
for 21 or 22 days.
Chipmunks do not lay eggs, they are mammals and give birth to live young.
The female kakapo incubates her eggs for around 30 days.
approcimatly 21 days
ostrich can sit very long time in her eggs. sometimes ostrich sit on her eggs until it hatch.
Geese do not get pregant. They lay eggs and sit on a nest.
No, she may take breaks.
Since hard-cooked eggs are a potentially hazardous food, the maximum time they should be kept at room temperature is 2 hours.
they often sit over there hole for a long time