Definition
The yolk is the nutrient-rich inner part of an egg, providing nourishment to the developing embryo. It's the yellow/orange center, packed with fats, proteins, and vitamins. Think of it like a lunchbox ๐ฑ for a growing baby bird or reptile. The yolk sustains the embryo until it's ready to hatch. It's nature's perfectly balanced meal, ensuring growth and development.