Dogs use unique strategy to distinguish human words, study finds

A recent study conducted in Hungary has found that dogs identify human words using a strategy similar to that of infants. Researchers from Eötvös Loránd University revealed that dogs rely on listening for consonant sounds to distinguish words within streams of human speech. The study, published in the journal Science, involved 20 dogs and 20 humans, who listened to sequences of meaningless words with varying patterns of consonants and vowels.

EEG data was collected to measure brain activity, showing that both dogs and humans exhibited increased brain activity when exposed to consonant-based patterns. Attila Andics, the study's author and a cognitive neuroscientist, noted that these findings provide evidence that dogs process speech in a manner comparable to humans, offering insights into language evolution and its impact on animal brains.

Francis Soubial, a professor of cognition, highlighted dogs' remarkable attunement to their surroundings and their brain development influenced by their experiences with humans, akin to human children. The researchers questioned whether these abilities are a result of dogs' long domestication history or if they are innate, emphasizing the importance of further studies on wolves.

Previous research has shown that interaction between dogs and humans increases oxytocin levels, strengthening social bonds. While the new study has limitations, researchers stress the need for additional research to fully understand the development of these abilities in dogs. The study highlights the extensive history of the human-dog relationship and how domestication has shaped the brains of both species, enhancing their social and behavioral bonds.