Waitress Marilyn Hollenback reportedly laughed for 20 minutes when a customer in the dinner announced that he had just hit a kangaroo with the pickup truck. Tulsa, Oklahoma, was an unlikely place to meet a kangaroo running wild.

Two Tulsa police officers also listened to the man&rsquo s story. He had seen two of the creatures, he said, and on swerving to avoid one he had hit the other. The dead kangaroo was in his truck. Hollenback and the officers went to look, and there lay a three-and-a-half-foot-long kangaroo. Having satisfied his skeptical audience, the man climbed back into his truck and drove away...

...Various theories have been put forward in an attempt to explain the bizarre phenomenon, but to date no satisfactory answers have been found. Some commentators suggest that kangaroos in the United States are the shy descendants of animals that, on some unknown occasion in the past, escaped from a circus or zoo. One rational explanation is that they are native marsupials not yet officially discovered or classified; however, the only evolutionary ancestors come from South, not North, America.