@CNN: Sorry, cat lovers, there’s scientific proof that dogs are smarter https://t.co/o8TM1jdSmG https://t.co/KcKpuLTuea

January 6, 2018 / The Arbiter / CNN

@CNN: Sorry, cat lovers, there’s scientific proof that dogs are smarter https://t.co/o8TM1jdSmG https://t.co/KcKpuLTuea

Sorry, cat lovers, there's scientific proof that dogs are smarter https://t.co/o8TM1jdSmG http://pic.twitter.com/KcKpuLTuea

— CNN (@CNN) January 6, 2018

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