One day while hunting one of the highly trained dogs was chasing some pigs by scent and collided with a big buck kangaroo that then held and wrestled the dog by its protective gear (boars have tusks like knives), the owner was horrified that his dog or the kangaroo would get hurt and run in to save both parties. You can see the dog trying to escape, wanting nothing to do with the kangaroo. The big buck kangaroo releases the dog when the owner gets close but then moves in to try and attack the human.......