Sometimes, it even appears green or yellow outside. Here’s a simplified ... wavelengths that separate into colors of the ...

There are hundreds of varieties, but the ones we are most familiar with turn from green to yellow as they ripen. This is because the amount of green chlorophyll in the skin decreases over time, ...

For animals, it's a complicated colour to produce using pigments. Many of the birds, reptiles and fish we see as green actually use a combination of yellow and blue pigments and microscopic skin ...