Helping our animal friends

Lab testing of animals is often used to study diseases, or assess the safety of new drugs or substances before they are trialled on humans. Could A.I. provide a solution ? Also in this edition of Tech Life, woof woof! Can artificial intelligence help us interpret the meaning of dog barks ? And Michael Kaloki reports from Kenya on tech being used by dairy farmers to help them look after their herds.Presenter: Shiona McCallum Producer: Tom Quinn(Image: Portrait photo of a beagle dog. Credit: Getty Images)