Erica's elephant

When Erica Perkins wakes up on the morning of her 10th birthday, the last thing she expects is to find a very confused elephant sitting on her doorstep. So begins an unlikely friendship. But can a small girl and a rather large elephant learn to live together in a tiny terraced house? And when the dastardly owner of the local zoo plots to steal the elephant, will Erica be able to outsmart him?