Meet the rarest animal you will see today… Snail expert Dave Clarke kicked of his career working in a pet shop in 1984, decades later he’s proud to have forty years under his belt on the frontline of invertebrate conservation - Dave Clarke has spent most of his adult life championing the species most people overlook. Dave started as a small mammal keeper at London Zoo, our ZSL conservation zoo, but quickly found his calling working with invertebrates. Together with his long-time colleague and fr