NPR: Dirty Dancing in the Early 1900s

http://www.npr.org/sections/npr-history-dept/2015/06/11/413522281/dirty-dancing-in-the-early-1900s

"To watch them being performed today, the Bunny Hug, the Turkey Trot, the Grizzly Bear and other so-called "animal dances" of the early 1900s seem tame..."