. When a puppy is weaned he's given commercial dog food. They quickly learn that's what they have to eat to survive. That's what survival food taste like. They don't know what real food tastes like. T...
For more up to date information on the genetics of dogs and a key genetic difference between dogs and wolves (copies of the amyb2 amylase gene which allows digestion of grains) go read the topic: New study on genetic origins of dogs
For what it is worth, our dogs will choose to eat eyeballs, heads, entrails, etc of dead animals. Our livestock guardian dogs will consume everything from a groundhog that they kill.