How Many Words Can Dogs Learn?
The average dog knows around 90 words. A few gifted individuals have learned over a thousand — and what they are doing with them is stranger than it sounds.
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The average dog knows around 90 words. A few gifted individuals have learned over a thousand — and what they are doing with them is stranger than it sounds.
Dogs fail the classic mirror test. But when researchers built a version using smell instead of sight, they passed — which says more about the test than the dog.
Dogs cannot do arithmetic, but research suggests they notice when the numbers do not add up, using the same brain region humans use for approximate quantity.
The head tilt is adorable and nobody is entirely certain why dogs do it. Here are the leading explanations, and the one that should prompt a vet visit.