Reporter:Kerry Lonergan; This week Kerry speaks with Stuart Clayton, Modiano Australia about a petition calling for mandatory pain relief for all on-farm sheep surgery. Reporter:Elliana Lawford; A GPS tracking system is collecting hard data to better understand and manage wild buffalo. Reporter:Sean Murphy; A new generation of oyster growers have some fresh ideas about marketing and production. Reporter:Fiona Breen; Devastated oyster farmers in Tasmania have had their livelihoods wiped out.