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Research Methods for the Analysis of Visual Emotion Cues in Animals: A Workshop Report

Catia Correia-Caeiro1,2,3, Anna Zamansky4, Sabrina Karl5

  • 1Human Biology & Primate Cognition, Institute of Biology, Leipzig University, 04103 Leipzig, Germany.

Animals : an Open Access Journal From MDPI
|November 13, 2025
PubMed
Summary

Measuring animal emotions is increasingly important. This report examines research methods for animal emotion analysis, focusing on visual behaviors and addressing data collection and interpretation challenges.

Keywords:
AIanimalscommunicationemotionmethodsvisual behaviour

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Emotional Expression01:26

Emotional Expression

Emotional expression encompasses how individuals convey their emotions through verbal communication and non-verbal cues. These non-verbal actions include facial expressions, body language, and physical gestures, such as frowning or smiling. Among these, facial expressions play a crucial role in emotional expression and are understood universally, indicating a biological basis for how humans communicate emotions.
Universal Facial Expressions
Psychologist Paul Ekman identified seven basic...