We all know that dogs are incredibly good-natured and loving, offering unconditional love to their owners throughout their life in a way purer than any human could hope to master.But because they are so amiable and eager to please, we sometimes assume dogs are a little more simple-minded than, say, their haughty feline counterparts. But actually, many dogs are pretty brainy, boasting a high level of intelligence to rival their cuteness.Let’s take a look at 30 of the smartest dog breeds in…
