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Dog vs Cat Intelligence

The Cat-vs.-Dog IQ Debate Revisited

Joan Liebmann-Smith, Ph.D. | Posted 08.13.2012 | Science
Joan Liebmann-Smith, Ph.D.

Which are smarter: dogs or cats? This IQ debate has been raising the hackles of dog and cat lovers for decades, if not centuries. And dogs usually win paws-down. For one thing, dogs have larger brains than cats, and the larger the brain, the smarter the animal -- or so the theory goes.