AN ex-colleague of "Tiger King" Joe Exotic has been mauled to death by a big cat in Oklahoma. Ryan Easley was killed after a tiger attacked him in an "accident" on Saturday. 3 Ryan Easley was killed after a tiger attacked him Credit: Facebook/@Circus World3 He was the owner of Growler Pines Tiger Preserve Credit: Facebook/@Growler Pines Tiger Preserve3 He was described as a 'passionate advocate for wildlife conservation' Credit: Facebook/Ryan EasleyRyan was the owner of Growler Pines Tiger Preserve, which has cancelled all tours until further notice. Joseph Maldonado, better known as Joe Exotic, also acknowledged Ryan's death in now-deleted social media post, according to The Oklahoman. Ryan had acquired tigers from the incarcerated “Tiger King” star, animal rights group PETA has claimed.