Here, wolfie, wolfie, wolfie! Like dogs, wolves recognize and respond to the voices of familiar humans more than strangers, according to a study that has implications both for the story of canine domestication and our broader understanding of the natural...
, told AFP a longstanding theory held that dogs' ability to distinguish human voices was a consequence of generations of selective breeding.
The team set up speakers and first played the animals the voice of a number of strangers that they would"habituate" to, in other words, get bored of, because they decided it was not salient to them. To test [that] the effect wasn't random, the researchers went back to playing the wolves recordings of strangers, and found they once more lost interest.
Before this, there had been limited study on the topic of how animals differentiate between the vocalizations of other species. Research had shown our close cousins, gorillas listen to people, but that was expected.
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