New DNA evidence suggests there are potentially hundreds of apex cat predators in Britain - as local groups play wildlife detective to prove their existence.
The Definitive Guide To UK Big Cats
Big cats in Britain: urban myth or scientific fact?, by Keele University
Are there really big cats roaming the UK countryside?
BBC - Tees - Nature - Big cats in Teesside?
Return of the beasts: Mid Wales farmers fear mysterious big cats are killing their sheep
All the big cats which could be 'spotted' in the wild in the UK - North Wales Live
Chasing Shadows: Britain's Big Cat Mystery' Aims To Prove Wild Cats Exist In The UK
Could these big cats still be on the loose in Hampshire?
Pumas, lynx and panthers: Are big cats really roaming the British countryside?
British Big Cats, It's Something Wiki
Lynx is evidence that big cat did roam Britain – but it's the stuff of legend now, The Independent
What IS the truth behind big cat sightings in the UK?: Map reveals where beasts have been spotted in the British countryside - as experts cast doubt on documentary team's photo