https://articlescad.com/20-ama....zing-quotes-about-bu
Blue German Shepherds German Shepherds are known for their training abilities and intelligence. To be healthy and content, they need to be involved in a daily exercise routine and receive mental stimulation. Blue shepherds are a unique breed of German Shepherds that have a double dose of the dilution gene making their black fur appear blue. This genetic variation is naturally occurring. Health Blue German Shepherds are healthy dogs, but they're susceptible to certain health problems such as elbow dy