It's hardly a surprise to learn Zira is a mixed breed, given that she came from a shelter. A previous study by the National ...
The result is that many modern breeds suffer from ailments that dog lovers never would have deliberately selected for.
Source: American Kennel Club The German shepherd isn't the only dog whose role has stayed consistent for over 100 years. According to the AKC, pugs are among the oldest breeds of dogs, and they ...