researchers from the London School of Economics (LSE) and the University of Edinburgh have tested 68 Border collies, “first step in the development of a truly reliable IQ test for dogs “according to Rosalind Arden, research assistant.

They built a barn specially for measuring their ability to focus, their speed and ability to follow directions gestures.

one tests, carried out with active dogs on farms in Wales, was to make their way up the food, but visible behind a barrier. Another measured how quickly the dog would pick the most topped with two bowls.

The researchers point out that it is “easier to measure differences in intelligence and the relationship between longevity and intelligence in dogs “that humans, in the absence of factors blurring the lines such as alcohol, smoking and socioeconomic background.

the dogs develop like their masters senile dementia, so results can be compared, say the researchers in their study published in the journal Intelligence.

“in the same breed of dog, the scores are different,” say the researchers.