Which animals are smartest: Dogs, cats, or … raccoons? - Chicago Tribune

Chicago Tribune

Which animals are smartest: Dogs, cats, or … raccoons? Chicago Tribune While measuring intelligence is an incredibly difficult affair, Suzana Herculano-Houzel, a Vanderbilt University neuroscientist, and her colleagues believe their method of quantifying neurons in an animal's brain, especially in the cerebral cortex, is ... and more »