蛋壳颜色与营养价值有关吗?

Is Eggshell's ColourRelated to Nutritional Value?

蛋壳颜色主要有白、浅褐、褐和深褐之分。有人偏爱深褐蛋,认为颜色越深营养价值越高。那么蛋壳颜色与营养价值之间有关吗?让我们阅读下文去寻找答案吧!

Chicken eggs come in many colours,but there are two that we often see at the supermarket:white and brown.Though brown eggs are often more expensive,the colour of an eggshell says nothing about the quality of inside.According to scientists,the only difference between brown eggs and white eggs lies in the breed2 of the chicken that lays them.