How Does a Chick Hatch From an Egg?
Hatching Chickens Hatching chicks used to be found on almost every farm in America. Today only a few farms and hobby farmers still hatch their own eggs. Schools hatch eggs as science projects for learning, but most eggs are hatched on egg farms for poultry production. No matter why the egg is hatched, the process remains the same. Setting the Eggs Eggs can be hatched using either a broody mother hen or an incubator. Incubators come in all sizes ranging from those that hold just a few eggs to industrial sizes that hold several thousand eggs at once. The mother hen will generally sit between 12 to 20 eggs at a time in what is called a clutch. In order for an egg to hatch, it must first be fertilized and then allowed to sit for 21 days in an environment that ranges from 99 to 103 degrees. Humidity, which needs to be at 50 to 55 percent, plays an important part in the embryo development also. The 21 days It takes a full 21 days for a chick to develop inside the shell of an egg. If the moth