There are three common causes of soft-shelled and shell-less eggs in chicken. The most common cause is the lack of Calcium in the hen’s diet. A tremendous amount of Calcium is used to form each ...

The egg stays in this gland for 19 to 20 hours and shell colour is also added at this point. After shell formation the egg moves into the cloaca where it is ready for lay- through the vent.

White leghorn chickens lay white-shelled eggs, and breeds like Plymouth Rocks and Rhode Island Reds lay brown-shelled eggs. The shells are brown because a pigment called protoporphyrin is ...

INDIANAPOLIS (WISH) — Chicken farms in northern Indiana are reporting “egg drop syndrome,” a disease characterized by soft-shelled and shell-less eggs from otherwise apparently healthy ...

HPAI symptoms can include birds that aren’t drinking water, are suffering from incoordination, or lacking energy or appetite; decreased egg production or laying eggs that are soft-shelled or ...

There's a reason — and it has to do with the same avian-flu outbreak that made eggs so pricey last year. Older hens lay eggs with thinner shells, leading to more shell bits when you crack them.