Flock of Dodos, a new documentary on the controversy between Intelligent Design and evolution, debuted last week at the Tribeca Film Festival. It’s a fine example of its genre, taking on a subject that is important and controversial (if occasionally dry), and treating it in a way that will compel broad interest. The insult in the title is not directed at just one side of the dispute: It lampoons both the supporters of ID, who are wrong on their pet issue, and the evolutionists, who are sometimes dismissive, inept, and arrogant. The movie’s creator and narrator is Robert Olson, a...