Thermochromic dyes: Smart textiles: Heat Reactive Jacket by Stone Island, a tracksuit top which changes colour from black to green/ blue once it has reached 27 degrees. The fabric that is cotton nylon with thermosentive liquid crystals that react to heat.
I can't pinpoint exactly when I started to be fascinated by lizards. For me, it's an aesthetic fascination with the form of the animal (and representations thereof), not a desire to own or understand the actual creature - lovely as they may be. So this image represents that part of me.