Question

why the chameleon changes his colour

Answer 1

1 to hunt
2 to escape from. thw predators
3 sometimes to lure female. for. reproduction
4 to show other animals that he is dangerous

Answer 2

chameleon has a special colour changing property called as camouflage
They have chromatophores in their skin which contain different colours of pigments,so these special cells help in proper camouflage of chameleon..

function of its camouflaging is to escaping from predators..