I don't think that Dogs and Pigs are stupid but if it was left to our four legged friends depicted below then the World would be Dog-less and Pig-less lol. The hilarious wee Piggy in the bottom vid keeps checking to see if its at the correct end. And as for the big dog, well what its doing is any ones guess. But the vid at the bottom shows again just how far our cousins from the forests have ventured up the evolutionary scale.
This is my favorite video