Dark bold spots on duck eggs

Discussion in 'Incubating & Hatching Eggs' started by missdye, Apr 25, 2016.

  1. missdye

    missdye Out Of The Brooder

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    Apr 10, 2016
    I have 12 duck eggs. I have candled and counted 8 with movement. But there are 4 that have these very dark bold spots that have little to no movement. Are these dark spots bad? And what are they? Should I toss these eggs out? Thanks so much. :D[​IMG]

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  2. missdye

    missdye Out Of The Brooder

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    Apr 10, 2016
    Nobody can tell what these are?
     

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