Pet food is a £120bn industry, with vast resources spent on working out how best to nourish and delight our beloved charges. But how do we know if we’re getting it right? By Vivian Ho. Help support our independent journalism at <a href="https://www.theguardian.com/longreadpod">theguardian.com/longreadpod</a>

The Audio Long Read

200 cats, 200 dogs, one lab: the secrets of the pet food industry

The Audio Long Read podcast is a selection of the Guardian’s long reads, giving you the opportunity to get on with your day while listening to some of the finest longform journalism the Guardian has to offer, including in-depth writing from around the world on current affairs, climate change, global warming, immigration, crime, business, the arts and much more. The podcast explores a range of subjects and news across business, global politics (including Trump, Israel, Palestine and Gaza), money, philosophy, science, internet culture, modern life, war, climate change, current affairs, music and trends, and seeks to answer key questions ar...