But these were not the first colored eggs ... how they scatter light, the researchers identified molecules of protoporphyrin and biliverdin in their shells. Dinosaur eggs, like bird eggs today ...

These are plant pigments that impact an animal's (and an egg's) color when eaten (for example, eating too many carrots can ...

If you’ve ever wondered why some eggs at the grocery store are white and some are light brown, there’s a very simple reason: Generally, hens with white-colored feathers lay white eggs ...

We know the importance of having a little light to ... order to lay eggs, just for those eggs to produce chicks. Hens can lay about one egg every 24 hours or so. Strangely, the color of chicken ...

"Easter sees a great demand," Stephanie Haines said. Some people breed chickens to lay certain colored eggs. The most common colors are light blue, light green, olive, brown, red, copper ...