Humans are super-predators—even when we’re not actively behaving as such. A recent study conducted in an English forest documented the reactions beavers had to the sound of wolves, bears and humans. While they ignored the wolf sounds and were “mildly concerned” by the sound of a bear, the beavers were “profoundly disturbed” by the sound of human speech. A different study played human speech in …
How Human Voices Affect Wild Animals