Dogs can tell if you're scared or sad
Summary
Researchers used brain scans called fMRI to study how dogs react to human facial expressions. They found that dogs’ brains respond differently to happy faces compared to sad, angry, or fearful faces, showing they can recognize different human emotions.Key Facts
- Scientists performed fMRI scans on dogs to see how their brains process human facial expressions.
- Dogs showed more brain activity in areas linked to thinking and reward when viewing happy faces.
- Dogs’ brains reacted differently to negative emotions such as anger, sadness, and fear.
- The study included 8 dogs for the first experiment and 12 dogs for follow-up tests.
- Dogs can tell the difference between specific negative emotions on human faces.
- Dogs also use other signals like body language, sounds, and smells to understand humans.
- The study used faces of strangers to avoid dogs reacting based on familiarity.
- Dogs were trained to stay still during the scans without restraints and wore ear protection.
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