During courtship along with species recognition, males generally improve their coloration within an intense territorial fashion. Parson's chameleons consistently use their tails to speak also. If you don't choose to use comprehensive spectrum bulbs due to protection worries (I get it), then provide them with a few small LED lights https://israelvpbmg.fireblogz.com/57673088/how-much-you-need-to-expect-you-ll-pay-for-a-good-orange-eye-parson-s-chameleon