Dog breeds are broken down into all kinds of categories to help owners understand the ones that make the best fit for them. One of those categories is intelligence, which can be helpful when you're looking for a working dog, among other reasons. The website
Dog Breeds List
ranks breeds according to the animals' ability to understand and obey first commands. For example, those in the top 10 need fewer than five repetitions and obey on first command 95% of the time.
Click through the gallery and find out how your best friend ranks.