Rescue hens, shell grit, thin shells and more . . .
Q Why are my hens laying eggs with these dark marks? Is something missing in their diet?
A Discoloured eggshells usually occur when there is some sort of disturbance or hiccup during the shell formation and pigmentation process. Sometimes it can be a defective shell gland, which can occur in older hens. All these issues usually sort themselves out with no lingering complications or need to treat.
have two hens that went broody at the same time but
