Dogs really DO understand their master's voice! Study confirms pooches process speech in a way previously only seen in humans

Published: 14:00 EDT, 24 September 2026 | Updated: 14:00 EDT, 24 September 2026 Scientists have confirmed what many pet owners already know to be true – dogs really do understand their master's voice. A new study has revealed that canine brains process speech in a way previously only seen in humans.Dogs are able to use consonants to separate streams of sounds into individual words, they discovered.Until now, this so–called 'consonant bias' has only been observed in humans, and has not even been recorded in primates, which are much more closely related to us.'These findings suggest that the brain's tuning to speech – and specifically the emergence of consonant bias – does not require a pre–wired brain and human–like language abilities,' author Attila Andics, from Eötvös Loránd University, said.'Instead, regular exposure to speech may be enough to change how the brain functions and to give rise to processing characteristics previously observed only in humans – even in a species evolutionarily distant from us.' Researchers discovered that dog brains responded in a similar way to human brains when interpreting speech. Pictured: One of the dogs involved in the study The dogs' brains synchronised with the rhythm of these consonant–based words in much the same way as human brains For their study, the researchers compared the brain responses of 20 humans and 20 companion dogs to speech.'We reasoned that if the preference for consonants requires uniquely human language abilities to develop, then other species should not show such a preference,' first author Boglárka Morvai said.'Not even dogs, despite spending much of their lives surrounded by human speech.'Analysis, published in the journal Science, revealed that both species were better at detecting word patterns when consonants, rather than vowels, formed the structure of words.The dogs' brains synchronised with the rhythm of these consonant–based words in much the same way as human brains.'This is the first evidence that a consonant bias can also emerge in the brain of a species other than humans,' co–author Kinga G. Tóth said.The researchers found that dogs raised in shelters or on the streets during their first few months of life developed the same strong 'consonant bias' as family pets.This suggests simply being exposed to speech over time may be enough for the brain to develop some of the same processing strategies. Dogs are able to use consonants to separate streams of sounds into individual words, the team discoveredThe researchers found that humans were also able to detect words defined by vowel patterns, although less successfully than when consonants formed the word structure.Dogs, however, were not. This suggests that when it comes to learning unexpected, non–preferred linguistic patterns, humans perform better.A separate study, published earlier this year, found some brainy pooches can learn new words just by eavesdropping on their owners' conversations.To do this, dogs need to monitor their owner's gaze and attention, pick up on communicative cues, and extract words from a continuous stream of speech.Scientists also thought this ability was unique to humans.However, the study showed some dogs have language skills similar to those of an 18 to 23–month–old toddler.Lead author Dr Shany Dror, of the University for Veterinary Medicine in Vienna, said: 'Under the right conditions, some dogs present behaviours strikingly similar to those of young children.'