This is interesting, there's a plan to reintroduce lynx to the countryside. Sounds really small scale though.
http://www.telegraph.co.uk/news/earth/earthnews/11457882/Wild-lynx-to-return-to-Britain-after-1300-years.htmlWhat do you guys think? Are deer really a "pest" problem that need more predators? I can count the amount of deer I've seen in the UK on one hand. Regardless, I think it'd be amazing to spy a lynx in Ennerdale forest one day.