ok I asked all of that then seen the other post LOL. got the hova bator part.
another thing to keep in mind, in nature when it gets below freezing I would be willing to bet that the hen isn't able to keep the eggs a perfect 99.5 degrees. a couple of minor temperature drops typically wont hurt...
a 75% hatch is pretty respectable in a Styrofoam incubator. especially if it was your first hatch.
luvmycritters, don't get discouraged. my first hatch was an almost total loss due to a homemade incubator that was not put together right. the temp would be 85 degrees and an hour later be 110...
this is very true, I put a few in an incubator, then took the average, found the thermometer(s) that matched. I used the ones made for Styrofoam incubators and think I paid about a buck for them.
even digital thermometers have a difference between them, accuracy is usually listed on the back...
this is a good post. if your incubator cools down at night, or isn't 99.5 degrees (circulated air). your chicks will be a little late hatching. it can also be caused by lack of turning or a dry hatch.
as far as the egg you handled, if it wasn't out of the incubator more than 20 minutes you...