You might be intrigued by those black dots found on the cheeks of German shepherds, what are they exactly?

Many Siberian huskies have blue eyes and this is one of their biggest perks. Learn why huskies have blue eyes.

Pointers point for the same reason that retrieving dog breeds retrieve, it's something they were selectively bred for.

Retrievers retrieve for the simple fact that this is what they were selectively bred for.

Some dog breeds have floppy ears for the simple fact that they were selectively bred to be that way. Dogs are one of the most varied species of mammals on the face of earth. Indeed, dogs have been selectively bred to be so tiny to fit into purses and so large to almost compete with a pony. Floppy ears are just another trait that have been passed down from one generation to another in certain dog breeds.

Dog ears get cropped mostly because it's a tradition that has been passed down for centuries. Many breed standards for specific breeds require dog ears to be cropped. In some dog breeds having cropped ears is so important that uncropped ears are strongly frowned upon and even means for disqualification in the show ring.

Treeing is a hunting method that employs dogs who were purposely bred for the task.

Golden retrievers like to hold stuff in their mouth because this is ultimately what this endearing breed was bred for. No, it's not like goldens were purposely bred to carry stuffed toys around or bring you the mail or a beer from the fridge, rather, it's the other way around, golden retrievers love to carry stuff simply because they were selectively bred to retrieve back in the days when they were primarily used as hunting partners.