Chameleon turquoise, and purple. Chameleon skin has a superficial layer which contains pigments, and under the layer are cells with guanine crystals. Chameleons change colour by changing the space between the guanine crystals, which changes the wavelength of light reflected off the crystals which changes the colour of the skin. Colour change in chameleons has functions in camouflage, but most commonly in social signaling and in reactions to temperature and other conditions. The relative importance of these functions varies with the circumstances, as well as the species. Colour change signals a chameleon's physiological condition and intentions to other chameleons. Chameleons tend
Camouflage (band) Kreyssig, and Martin Kähling, four friends from Bietigheim-Bissingen, Germany, formed the band Licensed Technology. It was short lived, as Martin Kähling left in 1984. Soon after, the remaining three members renamed themselves "Camouflage", inspired by a Yellow Magic Orchestra song of the same name. The three young musicians set up their first studio in the basement of Heiko's parents' house, calling it "Boy's Factory". Their first live gigs at local music clubs soon followed. In 1985, Camouflage recorded two demo tapes at their studio, and the following year, the group won a local radio music contest, after a friend of