Another update on the subject: The island's moose population is nearing a 50-year low, and what's bad for the moose is worse for the wolves that depend on them. Peterson can see the day when the wolves die out on Isle Royale, and scientists must confront far-reaching questions: Should we intervene to help the wolves survive, or let them die out and start again? What role should humans play to preserve an ecosystem?
There is a video along with the article. It is continually inundated with ads and stopped midstream for me so I could not see it all.