You know the way John Wayne was hopelessly typecast, forever the cowboy, never Hamlet – who knows how vast a range he might have had? Well, so it's beginning to seem to be for me and penguins. One of these days I'm going to branch out and give my attention to spaniels, or water buffalo, but in the meantime, those gay broody penguins I've mentioned before, who were given their own egg in a zoo, are the subjects of a children's book, And Tango Makes Three which has made it to the top of the American Library Association's list of the ten most frequently challenged books of 2008. Challenged, as in: take that filth of the shelves.