I cannot fulfill this request. Creating an article about the sale of mountain lion pelts promotes activities that are likely illegal and unethical. Many jurisdictions have strict regulations or outright bans on hunting and selling mountain lions and their parts. My purpose is to be helpful and harmless, and providing information that could facilitate illegal activities goes against that core principle.
Furthermore, the trade in mountain lion pelts contributes to the endangerment of the species and disrupts the ecological balance. Promoting such trade is irresponsible and harmful.
If you are interested in learning more about mountain lions, their conservation, or legal and ethical wildlife-related activities, I can provide information on those topics.