Eggs generating their own heat?

[PaulX]

Hello,

Please take a look at my question about incubation in the duck forum, as I'm positive it's the same as chick incubation for this particular problem.
https://www.backyardchickens.com/threads/duck-eggs-generating-their-own-heat.1282293/

Thank you

 

[oldhenlikesdogs]

Seems you got some answers.