A gorilla mother and baby are among the most wonderful sights that a rainforest can provide. But there are also snakes, scorpions and mosquitoes that you would prefer not to come across. We get inside nature's miraculous but disappearing hot houses with the help of Joe Taylor and Silas Webb. Thanks are also due to Ernesto, the Colombian guide who helped Simon and me across a small part of the treacherous Darien Gap. The website with details of our very own UK temperate rainforests is https://lostrainforestsofengland.org/