Behavioural responses of Konik Polski horses to natural, familiar sound of thunderstorm, and unfamiliar similar-sounding sounds of volcanic eruption and sea storms.
Authors: Wiśniewska Anna, Janczarek Iwona, Ryżak Magdalena, Tkaczyk Ewelina, Kędzierski Witold
Journal: BMC veterinary research
Summary
# Editorial Summary Konik Polski horses, a semi-feral breed increasingly used in conservation and leisure settings, may rely on acoustic cues to assess predation risk, yet whether they can distinguish genuine threats from novel sounds remains unexplored. Researchers exposed 13 free-ranging mares to three high-intensity (>50 dB) sound recordings—thunderstorm (familiar, potentially dangerous), volcanic eruption and sea storm (unfamiliar)—and measured positional behaviour, anxiety indicators (increased locomotion), vigilance responses (snorting, vocalisation, posture changes, huddling), and other behavioural categories including foraging, comfort-seeking and resting. Whilst all three sound types triggered heightened anxiety and vigilance responses, the horses showed significantly greater behavioural reactivity to thunderstorm sounds compared with the unfamiliar volcanic and sea storm recordings, suggesting they have retained the ability to discriminate threat-relevant acoustic information. This capacity for acoustic threat assessment has practical implications for yard management and handling protocols, particularly when designing turnout environments or noise-mitigation strategies, as horses may tolerate unfamiliar sounds more readily than deeply ingrained danger cues—though individual variation in reactivity warrants consideration during risk assessment for anxious or reactive animals.
Read the full abstract on PubMed
Practical Takeaways
- •Horses exposed to unfamiliar loud environmental sounds (>50 dB) will display measurable behavioral changes including grouping behavior and vigilance even if the sound represents no actual threat—be aware that 'harmless' noises may still affect ridden work or performance
- •Recognition of anxiety behaviors (snoring, vocalizing, high head/tail carriage) can help you identify when a horse is processing acoustic stimuli as potentially dangerous, allowing you to manage the situation before escalation
- •Horses kept in free-range systems maintain natural herd cohesion responses to acoustic threats; consider this when designing pasture environments near sources of unexpected loud sounds (building sites, fireworks displays)
Key Findings
- •Konik Polski horses demonstrated behavioral differences in response to three natural sounds (thunderstorm, volcanic eruption, sea storm) with intensity >50 dB
- •Horses showed increased vigilance behaviors (snoring, vocalization, high head/tail position) in response to all three sound types
- •Behavioral responses included changes in spatial positioning relative to pasture center and enclosure exit, suggesting threat assessment
- •Free-range horses exhibited foraging interruption, increased anxiety-related movement (walking, trotting, cantering), and maintained group cohesion during acoustic challenges