"How intelligent are non-human animals? Do they have self-awareness? Do they have deep relationships with one another in ways that echo our own relationships? These kinds of questions have been asked by humans for centuries," says http://psychology.utk.edu/faculty/freeberg.php (Dr. Todd Freeberg), Professor of Psychology and adjunct scholar in Ecology and Evolutionary Biology at the University of Tennessee. He reviews Beyond Words: How Animals Think and Feel by Carl Safina.