The Evolution of Dogs

Dogs don't need to be talking or understanding English for that to be interesting, right? Because what this does is give us gives us an insight into the concepts that the dog can understand to some extent. So if a dog is able to communicate a need, then that means that the dog must on some level understand that need and understand that that need is different from another need, right? They can differentiate. Now an interesting thing that has come from this is that there are buttons on some of these dogs, I guess, soundboards that say tomorrow, yesterday, today. That's looking into the sort of idea of, wait, hold on, dogs have a sense of time? I