Chameleon Not Opening Eyes. There’s a great reason why they keep their mouth open. Chameleon mouth is open due to shedding.

Some species of chameleon (such as the tiger chameleon) are endangered, but others (like the drakensberg dwarf chameleon) are not. Shedding old skins takes time to shed them all off. If this white part is a yellow color it means more water needs to be provided.