Once upon a time, there was a little chameleon. He loved colours! One day, he saw a shop with many balloons. The balloons ...

You can also see some of its developing internal organs. This is the embryo of a veiled chameleon (Chamaeleo calyptratus) that’s been stained to visualize its developing skeleton. Its bones are red (1 ...

A chameleon’s colorful beauty is truly skin deep. Under the transparent outer skin are two cell layers that contain red and yellow pigments, or chromatophores. Below the chromatophores are cell ...

It takes up to 30 days for the chameleon shrimp to turn the same color as the algae. The researchers observed that the color change from red to green is faster than the other way around.