The airborne heli-hunters ferry moneyed Americans into the mountains, set them down and then herd the prey into the ambush with their choppers.
It's big business and good business - everyone's guaranteed a trophy.
But is it sport or does it violate the Kiwi sense of fair play? Either way it's causing bad blood in the mountains...
CORRESPONDENT - Cameron Bennett
PRODUCERS - Steve Butler & Chris Cooke
EDITORS - Shane Murray & Will Kong
CAMERA - Leander Scott-Donelan