There are different types of abnormal or unusual eggs that poultry raisers may come across. Some of these abnormalities include eggs with no shell, soft shells, thin egg shells, double yolks, no yolks, abnormal color pigmentation, eggs within eggs, lash eggs, and many more. Each abnormality has its own reasons and causes for forming. In our case, we have one chicken named Kaber that consistently lays eggs with rough and thin egg shells. As for the egg shown in the picture, it was laid by another hen, and we cannot determine the specific abnormality of its shape. (A) Oddly shaped egg (B) Normal egg The main reasons for the formation of oddly shaped eggs, as well as soft and thin eggs, are stress and a lack of calcium in the hen's diet. When hens are under stress, the secretions from the shell gland cells become acidic, which can lead to cell damage or destruction, resulting in misshapen eggs that may not be fully formed. During the egg formation process in the shell gland, whic