The smartest dog breeds in the world have been ranked by a psychologist who consulted 199 dog obedience judges. Is your pup among the brainiest in the world?
Stanley is a sweet, loving Golden Retriever, but his owners noticed some odd behavior. He may be mentally challenged, but now the internet loves him!
Scientists have developed an IQ test for dogs in the hopes that a link between intelligence and longevity can be found and applied to humans, as well.