Planet Earth II showed that wild animals are the true metropolitan elites | Patrick Barkham

At a time of conservation bad news stories, cities have become havens for many species – as evidenced by the BBC’s extraordinary wildlife showA low hee-hee-hee and the soft clack of hyena claw on the cobbles of Harar. The surrealism of a leopard in Mumbai. The tragedy of the turtle plodding the wrong way up the beach in Florida. Each episode of Planet Earth II seems more marvellous than the last, but this weekend’s Cities must be the best yet.The series is a superlative monumen