But in the case of the paradise tree snake,which dwells in the tropical rainforests of South and Southeast Asia,no such appendages exist. Nor,for that matter,do any other morpho-logical specializations.

• 但南亚和东南亚热带雨林中的树蛇就没有这样的辅助器官了，而且它也没有其他形态上的特异之处。