The Red Face of Professor Challenger

Professor Challenger is an expert on the evolution of vertebrae. He has published numerous papers, including one which caused heated discussion at the Zoological Congress of Vienna. In his opinion he's just a homicidal megalomaniac with a turn for science. The answer was unprintable. You don't say it. Well, by his insufferable rudeness and impossible behavior, there was paroled widely of the Zoological Institute. Lord Waddly sent a message to Professor Challenger: I would take it as a personal favor if he would do them the honor to come to their next meeting. Now, off you run and see what you can make of him.