A Greenland Shark stranded in Co Sligo last week - the first such recording on Ireland’s coast - made news headlines around the world. Leaving Cert students Hammad Chaudhry and James Winters O’Donnell reported it to the IWDG, and they join us to share what they found, while Emilie de Loose of Atlantic Whale Deal provides further analysis...

Derek Mooney and guests explore the natural world in all its forms. Listen live every Monday at 10pm on RTÉ Radio 1.