Jun 13, 2002 — The ability to use tools has separated man from animals for many scientists. That line may not be as clear as once believed. Martha Foley and Dr. Curt Stager talk about animal intelligence and the use of tools by different animal species.  Go to full article

Dec 28, 2000 — Cats are pretty smart--the whole setup proves that. But just how smart are they? Dr Curt Stager and Martha Foley stack up man's second-best friend against other mammals.  Go to full article