Originally Posted by King Edward
The eggs don't need to be kept warm until she starts incubating once the clutch is complete. That way they all hatch together. Some species (e.g. birds of prey) incubate from the start so the older eggs hatch first.
Ah, I see. Thanks.
What does surprise me is the amount of time she spends off the eggs.
I understand she needs to eat but she leaves the nest several times during the day, though admittedly only for 5-10 mins at a time.
I guess it must be boring sitting looking at 4 walls for hours