You may have noticed that egg yolks can have different shades, from a pale yellow to an intense orange. But what causes this ...

It can be surprising to crack open an egg and see a bright orange yolk instead of the expected pale yellow, or vice versa. Americans eat nearly 300 eggs a year on average, so you're likely to ...

The color of an egg yolk, whether it is orange or yellow, is determined mainly by the hen's diet and living conditions. While ...

The shells vary as well. Unlike yolks, the color of a shell has nothing to do with the nutritional value of the egg, said Steele. The color is "purely based on the breed of chicken," Steele said.

There is a lot of information to be found on egg carton labels, but what about the color of the eggs inside? To help you shell out your money wisely, we asked four poultry experts why some eggs ...

Aa Aa Aa Evolutionary processes have generated diverse color patterns of avian feathers, skin patches, and egg shells, which perform countless functions, including mimicry, crypsis, prey detection ...