Researchers Want You to Start Smiling at Dogs NewserWe should smile at our dogs – a new scientific study reveals why BBCDogs can distinguish between fearful and angry or sad human faces, brain scans suggest The GuardianYour Dog Really Can Tell When You're Happy Time MagazineBrain scans provide world-first evidence dogs can distinguish between human fear and sadness The Conversation
Researchers Want You to Start Smiling at Dogs – Newser
