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- #11
Not sure if there is a big difference between duck and chicken for how long you can wait to hatch but I thought what the heck and added eggs that were 20 days after being laid
I got 100 % hatch rate on my babies
When I first did hatching I had 2 incubators
One I put an egg in daily and the other so I could move them over for lockdown
If you put eggs in every 3-4 days it would give time to move one group over have them hatch and move the next group over ect
Although it’s not recommended to go past 10-14 days after as fertility goes down that’s not always the case
I wouldn’t be brave enough for that. 20 days? 7 days even makes me a little uncomfortable.