In Focus:

Choosing A Pet: Dogs Are Smarter Than Cats?

Dogs are smarter than cats, according to a new study that may settle a debate that's long had the fur flying between dog and cat lovers.

U.S. researchers assessed different carnivorous animals to determine how many neurons they have in the cerebral cortex, which is the largest part of the brain and is associated with thinking, planning and other complex behaviors, the Daily Mail newspaper in the U.K. reported.

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