People have found one frozen. Never buy animals from pet stores. At the pet store they don't get destroyed for a long time. Most puppies from a pet store come from a puppy mill. And a puppy mill, if you don't know, is a place where puppies are kept and not taken care of properly.
Most breeds of dog have a rescue mission too.
If you want a purebred of a certain breed, you can call them and they will find one for you. This is Bob Barker reminding to to help control the pet population. Have your pet spayed or neutered.