Scientists played human shouts, wolf and cougar calls near British Columbia crop fields; deer fled 64% of the time from human voices, but quickly learned to ignore the deterrents
- What scares a deer away from a crop field, a wolf howl, a cougar call or the sound of a human shouting?
- A 2025 study by researchers from the University of Alberta and King’s University found that, among the sounds tested, human shouts produced the strongest flight response in both deer and elk.
- But the effect did not last: over six weeks, both species became increasingly accustomed to the stationary deterrents.
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- What scares a deer away from a crop field, a wolf howl, a cougar call or the sound of a human shouting?
- A 2025 study by researchers from the University of Alberta and King’s University found that, among the sounds tested, human shouts produced the strongest flight response in both deer and elk.
- But the effect did not last: over six weeks, both species became increasingly accustomed to the stationary deterrents.
Sources: Times of India