Crocodile Hunter and environmentalist Steve Irwin was killed in an accident in north Queensland. Irwin, 44, was killed by a stingray barb that went through his chest. He was filming underwater off the Low Isles, near Port Douglas when the accident occurred. A rescue helicopter was dispatched to a boat near Batt Reef off the coast near Cairns with a doctor and emergency services paramedic on board. Mr Irwin had a puncture wound to the left side of his chest and he was pronounced dead at the scene.