Option AA. The skin is black both above and below, with only a very subtle difference between the dorsum and ventrum.B. The species occur only in undisturbed or only slightly disturbed montane environments.Select

Option BA. The skin is either steel grey or brown on the dorsum, and either steel grey or brown or yellowish on the ventrum, with the difference between the dorsum and ventrum noticeable.B. The species does not occur in undisturbed or only slightly disturbed montane environments.Select