An essay by Jon Zeller called "Can Dogs Tell the Difference Between Breeds?" has resulted in countless emails flying into my inbox this morning. Many people rephrase this question into something like, ...

Dogs come in all shapes and sizes. From the miniature poodle to the gigantic doberman, there are so many breeds — each with their own personality and temperament. But how many dog breeds are there?

I’ve had dogs ever since I was a young child, growing up on a ranch with Great Pyrenees, Komondors and Anatolian Shepherds, which protected our goats from coyotes — and followed me as I ran around our ...