Treat . Walk . Play . According to viral videos on TikTok and Instagram, pet dogs (and one sassy pig named Merlin ) are expressing their demands by pressing button boardsâa floor-based array of buttons labeled with dog-appropriate wordsâinstead of barking and whimpering.
As funny and endearing as these videos are, they raise a scientific question: Do dogs who press button boards actually understand what theyâre doing and use them to communicate specific needs?Â
According to a new study published in the journal Scientific Reports , they do.Â
Researchers from the University of California and the University of Valencia in Spain asked the owners of 152 pet dogs to record the animalsâ button presses using a custom-built smartphone application, resulting in over 190,000 data points.Â
For button presses to qualify as a meaningful form of canine communication, the researchers had to rule out several common criticisms of âtalkingâ dogsânamely, that their presses were either random or a result of being led by the ownerâs inadvertent body language (a confounding factor dubbed the Clever Hans effect ) or by their positive reinforcement.
Their analysis revealed that, at the population level, the dogsâ button-presses were not random nor accidental, and that specific two-button combinations were pressed more often than could be explained by chance. âWe also find that dogsâ presses are not perfectly predicted by their ownersâ, suggesting that dogsâ presses are not merely repetitions of human presses, therefore suggesting that dog soundboard use is deliberate.â
Though inspired by a social media trend, the studyâs findings represent an intriguing step toward understanding animal-to-human communication. In the 1970s and â80s, animal behaviorists focused on communicating with great apes. Pre-internet stars like Koko the gorilla and Washoe the chimpanzee, both of whom were taught American Sign Language, amazed the world by seeming to sign words describing their surroundings and emotions.
Some researchers are not convinced that Koko and Washoe were capable of communicating with humans, suggesting that the apes could have been mimicking their caretakersâ words or acting in ways they knew would garner positive feedback, or the caretakers themselves might have been reading too much in the responses of their test subjects. The field of study remains controversial, simply because there arenât enough apes in the world to produce a sufficient body of data from which to draw reliable conclusions.Â
But now, thanks in part to TikTok, weâre getting a bit closer to understanding what dogs might be trying to say .Â
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