Sometimes we think they do. Humans have been sharing their lives with dogs for approximately fifteen thousand years, according to some studies. Since we’re different species, we behave, communicate and see the world in a lot of different ways. Humans communicate essentially through speech, although non-verbal communication skills (such as knowing how to interpret body language and facial expressions) can also play a vital role in our lives. Dogs, however, focus their communicative signals on body postures. They can also communicate through sounds and scents, although these can be harder for us to correctly interpret and understand. However, the majority of dog owners can tell the difference between the various types of sounds their dog produces; they can also link a particular meaning to each one of those sounds: the high-pitched barking means Uncle John has arrived from work, whilst the repetitive whining means he’s hungry. Dogs can also howl...