No Not at all. Double yolk eggs can be purchased at many larger grocery stores in North America.
Double yolk eggs are relatively rare, occurring in about 1 in every 1000 eggs laid by hens.
Finding a double egg yolk in a single egg is quite rare, occurring in about 1 in every 1,000 eggs.
Many birds can lay a double yolk egg. Chickens,ducks and turkeys all will occasionally lay a double yolk egg. Double yolk eggs will not hatch.
One large egg with a double yolk typically contains around 90 calories. The majority of these calories come from the yolk, which is where the fat and most of the nutrients are found.
The chances of finding a double yolk egg in a carton of eggs are about 1 in every 1000 eggs.
Double yolk eggs can sometimes be found at specialty grocery stores, farmers markets, or directly from local farmers who raise chickens.
The likelihood that a mature hen will lay a double yolked egg without this genetic predisposition is about 1 in 1000, there are much fewer triple yolked eggs, but it gives you an idea.
The chances of finding a double yolk egg when cracking open an egg from a carton are about 1 in every 1000 eggs.
Only to the superstitious. Double-yolk eggs occur when ovulation occurs too rapidly, or when one yolk becomes joined with another yolk. These eggs may be the result of a young hen's productive cycle not yet being harmonized. BUT yes people do say Its Good Luck or you may get a twin if someone is pregnant. :)
You don't. Double yolks are like twins, they occur spontaneously. You have no control over the number of yolks in an egg. This is all genetically determined. The hens who lay double yolked eggs have a flaw in the oviduct which allows more than one ovulation at a time. Double yolk eggs are not really all that rare and can be purchased at most major grocery stores in North America.
Two yolks inside one shell. Sometimes when the hen releases the oocyte from her ovipositor two are released at one time. Not as rare as most people believe but because of todays technology, the egg producers are able to separate the double yolk eggs and sell them at a higher price. Buying eggs from a local farm will often result in your finding a double yolk egg in a dozen fresh eggs at breakfast.
Its called a 'yolk' inside the egg you get from the shops, if its rare it not yellow its a orange colour. And like a oval 3D shape.