Portland smelter operator Alcoa denies koala had severe burns when removed from grounds WedWednesday 10 Ambrose the koala was found with such severe burns he had to be put down. ( Print text only Cancel Authorities are investigating how a koala found on a golf course in south-west Victoria was so seriously burnt and in distress it later had to be euthanased. Key points: A koala was found severely burnt and in pain at Portland's golf course on January 28 The company that operates a nearby aluminium smelter moved a koala to the golf course the day before, but says it wasn't injured