Dear Dr. Universe, How does a chameleon change colors? -Jasmine B. 12, Nepean, Canada & Marie F., 11, Ghana
Dear Jasmine and Marie,
There’s something about a chameleon’s darting eyes, long tongue, curled tail, and ability to climb that makes it a fascinating animal to watch. Especially when it’s changing colors.
And the latest research on your question suggests that how a chameleon changes has more to do with light than scientists once thought. » More …