By: Regina T. These adorable puppies belong to Juan and Vanessa of Las Vegas.  DAK (pictured on the left) is a 5-month-old a Pitbull-Shepherd mix.He is full of energy and despite his size, he absolutely loves to play. DAK is a very active puppy and loves to go for runs. 3-month-old BLUE (pictured on the right) is a blue nose, Pitbull. BLUE  is the newest edition to the family. He loves to play as well and to eat as much…