We have composed a list of 10 wolf facts that not everyone knows so you can impress your friends next time you're out camping ...

Idaho rancher Jay Smith has a wolf problem. Over the last 20 years, Smith said wolves have killed more than 200 of his cattle ...

Wolves fans display a flag of manager Vitor Pereira. (Photo by Malcolm Couzens/Getty Images) When asked if he regrets missing so much of his family life, Pereira added: "Of course.