Dog Jealousy: Study Suggests Primordial Origins for the ‘Green-Eyed Monster’
This will not surprise most dog owners: Dogs can act jealous, finds a new study from the University of California, San Diego. Darwin thought so, too. But emotion researchers have been arguing for years whether jealousy requires complex cognition. And some scientists have even said that jealousy is an entirely social construct – not seen in all human cultures and not fundamental or hard-wired in the same ways that fear and anger are.