Ireland is renowned for its lush green grass… but lurking between the blades is a dangerous threat. Liver flukes are a parasite present on most Irish farms and they’re estimated to cost Irish farmers up to €90 million a year. Kathriona meets Riona Sayers from Teagasc to find out exactly what liver fluke is and the intrepid duo snap on the latex gloves to analyse a cow’s liver that has been home to flukes. It’s not for the faint hearted!!