Groundbreaking research spearheaded by scientists affiliated with the French National Institute for Agriculture, Food, and Environment (INRAE) indicates that bovine species (Bos taurus taurus) possess the capacity to differentiate between individuals they are acquainted with and strangers. Furthermore, these animals can apparently associate a recognized voice with the corresponding facial appearance.
Amichaud et al. found that cows not only recognize human faces, but can connect them with familiar voices. Image credit: NeiFo.
“Cattle, being inherently social creatures, have been subject to domestication for approximately 10,500 years,” commented INRAE researcher Océane Amichaud and her research associates.
“They exhibit robust visual acuity and possess an extensive visual field, spanning 330 degrees.”
“The socio-cognitive capabilities of cattle in relation to humans have been relatively under-researched.”
“Nonetheless, dairy cattle, in particular, have frequent and sustained interactions with humans from their earliest stages of life, often experiencing direct human intervention through bottle-feeding or daily milking procedures, for instance.”
“A growing accumulation of evidence suggests that domesticated animals are capable of distinguishing and/or recognizing human visages. However, such faculties have not yet been definitively substantiated in cattle.”
“Considering the plethora of species in which human recognition has been scientifically demonstrated, it would indeed be surprising if this were not also the case with cattle, thereby justifying further in-depth investigation.”
To thoroughly ascertain whether cattle could differentiate between familiar and unfamiliar facial features, the researchers meticulously gathered data from a cohort of 32 Prim’ Holstein cows.
The experimental protocol involved presenting the animals with silent video recordings of both familiar and unfamiliar male visages, while carefully monitoring the duration for which the subjects maintained visual attention on each presentation.
The study aimed to detect cross-modal recognition by simultaneously displaying videos of familiar and unfamiliar faces alongside auditory stimuli corresponding to one of the two individuals, with each person reciting an identical phrase.
Furthermore, the physiological responses of the animals were measured by monitoring their heart rates as they viewed the videos, in an effort to gauge any potential emotional reactions.
The bovines exhibited no signs of apprehension when confronted with silent video stimuli, and they directed longer periods of observation towards videos depicting unfamiliar individuals, thereby demonstrating their ability to discern between a known and an unknown facial presentation.
When the visual presentations were synchronously accompanied by auditory content, the animals devoted more sustained attention to the video when the presented voice corresponded to the depicted face, indicating that the cows were capable of associating a specific voice with a particular countenance.
However, a perusal of their heart rate data revealed that neither the familiar nor the unfamiliar faces or voices appeared to elicit any discernible emotional response from the cattle.
“Our findings unequivocally demonstrate that cattle possess the capability to differentiate between individuals they know and those they do not, and to formulate cross-modal representations of these human beings,” the authors concluded.
“Building upon these outcomes, forthcoming research should endeavor to investigate whether cattle can modify their conduct based on the specific human with whom they are interacting — a capacity that might signify their active role in interspecies relationships.”
The research findings were disseminated online this month through the esteemed journal PLoS ONE.
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O. Amichaud et al. 2026. Cows visually discriminate and cross-modally recognise familiar and unfamiliar human faces in videos. PLoS One 21 (5): e0329529; doi: 10.1371/journal.pone.0329529
