The Basenji is the world's only bark-less dog.
1.An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
2.Butterflies are divided into two main groups called skippers (hesperioidea) and true butterflies (papilionoidea).
3.U.S. President Calvin Coolidge liked to eat breakfast while having his head rubbed with vaseline.
4.Identify a fake: The second hand on an authentic Rolex watch doesn't tick, it moves smoothly.
5.The Pittsburgh Steelers were originally called the Pirates.
6.The universally popular Hershey bar was used overseas during World War II as currency.
7.Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
8.Fingernails grow fastest on the hand you favor.
9.The Basenji is the world's only bark-less dog.
10.Hand picked selection of Fun Penguin Facts !