Oregon Legal Research Blog
You can read a hundred articles about wolves and their prey, including the ODFW Wolf webpages, but not a single one will explain exactly WHY wolves are, or were, on endangered species lists.
If you look hard enough you really can find hundreds of articles on the WHY, but here is an interesting one that sums up the complexity of the issue:
Scientific American: “Can Wolves Bring Back Wilderness? [Excerpt]: People may find it hard to adapt to an ecology of predation and fear,” by Jason Mark on October 9, 2015: