The below pic you can see my blue copper maran eggs, and the spotted ones are welsummers... I like both.
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Welsummers are more of a surprise though, even the same hen can lay different colored-spotted eggs.
Below is a diff Welsummer hen eggs hers are the dark brown like a BCM the dark orange is a coco maran egg.
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Below the purple upper left, and the dark, lower left, are from the same blue copper maran hen, one just has more bloom.
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The upper right is a NN egg, and the lower right is an LO.