The unfortunate man had been trimming tree branches when he inadvertently disturbed a large nest full of bees.
Scientists have been studying what gives the rather unusual 'gympie gympie' tree such an excruciating sting.
The South American insect measures 2.5cm long and delivers an agonizing bite that hurts for up to a day.
Stings from swarms of the giant flying insects have left several people dead and hundreds more injured.
Bees are notorious for their painful stings but surprisingly they are also able to bite and paralyze.
Robert Hastings has claimed that an Air Force base suffered disruption during a UFO encounter.