Tohtinn are the intelligent and tribal race, they worship a few old gods and have elaborate cultures and traditions. They communicate via slow and complex pheromon emissions from their tails, so to avoid lengething the coversation, they usually try to cover and keep in mind any responses their listeners may have. And for quick confirmation or exclamations they bark.
Other are beasts well adapted to their moon. They have thick skin protecting them from methane rains, and various ways of finding food.