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The eggs are usually few in number, and the embryos have enough food to go through full fetal development in most groups. [7] Macrolecithal eggs are only found in selected representatives of two groups: Cephalopods and vertebrates. [7] [22] Macrolecithal eggs go through a different type of development than other eggs.
Fish eggs consumed as food are known as roe or caviar. Hens and other egg-laying creatures are raised throughout the world, and mass production of chicken eggs is a global industry. In 2009, an estimated 62.1 million metric tons of eggs were produced worldwide from a total laying flock of approximately 6.4 billion hens. [3]
There are dozens of types of eggs available at the grocery store—but which should you choose? Find out what those sizes, colors, and grades really mean.
Eggs are laid by females of many different species, including birds, reptiles, amphibians, and fish, and have been eaten by humans for thousands of years. [1] Bird and reptile eggs consist of albumen ( egg white ) and vitellus ( egg yolk ), contained within many different thin membranes all surrounded by a protective eggshell .
Boiled eggs can be made by cooking/coddling in their shell "sous vide" in hot water at steady temperatures anywhere from 60 to 85 °C (140 to 185 °F). The outer egg white cooks at 75 °C (167 °F) and the yolk and the rest of the white sets from 60 to 65 °C (140 to 149 °F). [24][25] Baked eggs. Baking eggs in an oven instead of boiling in water.
Poached egg. A poached egg is an egg that has been cooked outside the shell by poaching (or sometimes steaming). This method of preparation can yield more delicately cooked eggs than higher temperature methods such as boiling. Poached eggs can be found in several dishes.
Fried eggs served with Vegeta spice in Croatia Two eggs with blue cheese on a plate Two Austrian-type fried eggs painted on a bench with a frying pan next to it, Vienna. Fried eggs (Spiegeleier; singular Spiegelei) are a crucial part of such traditional German dishes as Strammer Max (the egg is fried on one side with an unbroken yolk, and served "sunny side up" atop an open ham sandwich) or ...
The bird egg is a fertilized gamete (or, in the case of some birds, such as chickens, possibly unfertilized) located on the yolk surface and surrounded by albumen, or egg white. The albumen in turn is surrounded by two shell membranes (inner and outer membranes) and then the eggshell. The chicken eggshell is 95 [citation needed] -97% [2 ...