Dogs are incredible animals that have been our companions for thousands of years. One of the things that makes them so special is their intelligence and ability to bond with humans. While all dogs are intelligent in their own ways, some breeds are especially known for their smarts. Among these breeds, the German Shepherd stands out as one of the smartest and most versatile. In this article, we will take a closer look at the average IQ of a German Shepherd, compare it to the average IQ of dogs in general, and provide helpful information on how to use quercetin safely for your dog.