Which Are Smarter: Cats or Dogs? – The Tonight Show with Jay Leno

Which Are Smarter: Cats or Dogs? - The Tonight Show with Jay Leno

You be the judge! Subscribe to The Tonight Show for more Leno: http://full.sc/IbG1mW Watch The Tonight Show Weeknights 11:35/10:35c http://www.nbc.com/the-to…
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