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Are dogs left- or right-handed? What the science says

By Deborah Wells, Reader, School of Psychology, Queen's University Belfast

The vast majority of people use one hand or the other for most things – and for nearly 90% of the human population this is the right hand. Some 10% to 13% of humans are left-handed, with men being three times more likely to be left-handed than women, though very few people are ambidextrous.

Until relatively recently, it was assumed that “handedness” was unique to humans, but studies of animals…

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