There was a good stretch of time between Jack Lewis’s conversion on the way to Whipsnade and his writing of the Tales of Narnia. Throughout this time, while Tolkien was writing his Hobbit stories, Lewis was musing on the physical similarities that men and beasts have in common. This is why he felt that Kenneth Grahame, in The Wind in the Willows, made exactly the right choice in giving his principal character the form of a toad
The whole of human life is here…
Andrew James 