There has been more talk in the news recently of the increasing number of African Pygmy hedgehogs being kept as pets (e.g. http://www.dailymail.co.uk/femail/article-2645890/What-need-know-pet-hedgehogs.html )

Hugh Warwick, hedgehog enthusiast, hits the nail on the head with his reasons as to why the fad is a bad idea in the UK.