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Behaviour research

Does Your Dog Actually Feel Guilty? What the Studies Show

The 'guilty look' is one of the most studied — and most misread — expressions in dog behaviour research. Here is what the evidence actually supports.

By Priya RamanVeterinary review: Dr Elena Marsh7 min readPublished 2026-05-05Updated 2026-08-16

The famous experiment

In a widely cited study, owners were asked to judge whether their dog looked 'guilty' after being told the dog had or had not eaten a forbidden treat while they were out of the room — but the researcher, not the owner, controlled what had actually happened, sometimes telling owners a dog had misbehaved when it had not. Dogs displayed the classic 'guilty look' just as often when scolded for something they had not done as when they actually had.

What the look more likely is

The behaviours owners read as guilt — lowered body, averted gaze, ears back, tail tucked — closely match a dog's general appeasement response to a person's angry or disappointed tone and body language, rather than an internal recognition of having done wrong. In other words, the look appears to be a reaction to the owner's present behaviour, not a memory of a past misdeed.

Why this matters for training

If the guilty look is appeasement rather than guilt, punishing a dog for chewed shoes discovered later teaches it that your homecoming is sometimes followed by unpredictable scolding, not that chewing shoes is wrong — the timing gap is too long for a dog to connect the two. Addressing the underlying cause, such as boredom or separation distress, and preventing access to the item is more effective than after-the-fact discipline.

An open question

None of this proves dogs cannot experience something like guilt internally — an unanswerable question with current methods — only that the specific 'guilty look' owners rely on as evidence does not reliably track actual wrongdoing.

Frequently asked questions

So should I never react when I find something chewed?
Reacting emotionally after the fact does not teach the dog anything useful and can damage trust. Manage the environment to prevent access, and address the root cause such as under-exercise or anxiety.

References

  1. Horowitz, A. (2009). Disambiguating the 'guilty look'Behavioural Processes
  2. Hecht, J., Miklósi, Á., & Gácsi, M. (2012). Behavioral assessment of guilt in dogsApplied Animal Behaviour Science