Foolhardy: Getting mauled by a lion after climbing into its cage

Wild animals are called wild for a certain reason. Their behavior is unpredictable, they can be aggressive if they feel that they or their young ones are threatened, or if their territory is being encroached upon. Further, for many of them, their nature is such that they can be aggressive; but that does not deter people from trying out some crazy and wild stunts. What would you call a person who gets into a lion cage in a zoo and is then saved from serious damage by the keeper of the cage ? Such a person was inviting trouble, and it is only prompt action that saved him (link to article):

A travel writer was lucky to escape with minor injuries after his venture into a lion's den turned ugly. British journalist Charles Starmer Smith visited the South African wildlife park to "play" with one-year-old lion Mapimpan — whose name translates to "little baby".
Finally the handler was able to corner the cat in the pen's corner, allowing the journalist to calmly make his escape. He could be seen bleeding from his leg through his shredded torn pants and required stitches for his relatively minor injuries.