Was it Dr. Seuss or a Dr. Seuss character who made his dog wear antlers?  And was it Dr. Seuss or one of his characters who feared a pair of pale green pants?

It turns out that Dr. Seuss was nearly as eccentric as the characters he invented. :-)

Think you know your Seuss?  Test your knowledge and try to beat my better-than-average 70% score...

... at the Mental Floss 10-question Who Did It: Dr. Seuss or a Dr. Seuss Character? quiz?.

Credit: photo of Ted Geisel by Al Ravenna, New York World-Telegram and the Sun staff photographer [Public domain], via Wikimedia Commons, the free media repository