Sephardic/Mizrahi Jewish Genetic Diseases. 1  Alpha-Thalassemia. 2  Ataxia Telangiectasia. 3  Beta-Thalassemia (B- 4 T) Corticosterone Methyloxidase Type II Deficiency.  Costeff Optic Atrophy (also known as Type III 3-methylglutaconic 1  Aciduria) Cystic Fibrosis.  Familial Mediterranean 1  Fever. Familial Tumoral Calcinosis.
They will lay best at 1 to 2 years of age. All pullets (female chicken under 1 year of age) lay small eggs at first and after a while will lay larger eggs. Younger hens will lay 1 egg every 3-4 days. A hen 30 weeks old can lay 2 eggs every 3 days.
Best Answer: Hens lay eggs every 25 hours. They lay by the day light, so because they dont lay an egg everyday at the same time when it comes to afternoon they will hold that egg off until the next morning.Yes you can have only hens and get edible eggs, the only thing a rooster is needed for is to make baby chickens.ou only need a rooster if you want fertile eggs. Once the hens are about 6 months and up each should lay eggs at least once a day. They can lay 1 to 3 eggs per hen per day.All the best;~}.