Hoby has DDT!
Available at Weedogopeedia...Article by Silly Puppy
The Doggie Duck Tail [DDT] is located over the sacrum at the base of the tail. Believed to be a genetic trait the Doggie Duck Tail [name influenced by the tail of a quack] is more visible with dogs that have longer fur. Position of the tail also influences the curl of the DDT. Associated with being a style admired, aesthetic and of cool behavior the Doggie Duck Tail can appear in both male and female dogs. It is also believed to enhance the casual dog greeting of butt smelling between new and old friends, and the sexes.
"Mon cheri don't be like that". Tail Waggin Journal. June 9, 2006. Retrieved August 4, 2010.
"How does a dog with no DDT cope". Dog Makes No Senses, The Theory. April Showers 8, 2008. Retrieved May Flowers 12, 2011.