> It seems to me more and more like the biggest, only real difference between most animals and humans is their lack of sophisticated communication. Certainly th

> It seems to me more and more like the biggest, only real difference between most animals and humans is their lack of sophisticated communication. Certainly they communicate; but they do not have access to our rich verbal symbols with which we can convey anything imaginable. How do you know all that? There is ample evidence that whales, and in particular orcas, have complex intelligence and communication. If you can't understand what a whale is talking about, I'm not sure how you can make these claims.