Cities

S2, E6: Cities are the fastest growing habitat on Earth but, for animals, life in the manmade world is not easy. Some are surprisingly successful - Leopards prowl the streets of Mumbai and Peregrine falcons hunt amongst New York's skyscrapers. Many creatures, however, are struggling to cope in the urban jungle. As the architects of our future will we choose to build cities that are home both for us and for wildlife.