Just like left- or right-handed humans, domestic dogs have a preference for their left or right paw, a trait known as laterality. This can vary depending on the tasks they perform, which has made it difficult to create a standardized test that captures a dog's natural paw bias.
Source: [Phys.org](https://phys.org/news/2026-06-dog-lefty-doginburgh-captures-paw.html)