Is that a human ear? No, it's a piece of a hamTo play this video you need to enable JavaScript in your browser.This video can not be playedIs that a human ear? No, it's a piece of a hamCloseWatch the full episode on BBC iPlayer.SubsectionHealthPublished30 MayShareclose panelShare pageCopy linkAbout sharingRelated topicsMedicineFollow Medicineclose panelYou are now following MedicineUpdates from your News topics will appear in My News and in a collection on the News homepage.Read description