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 … Read more
