Golden Retriever
Although any golden retrievers are used as working dogs, this breed is also one of the most popular choices for families all around the world. Retrievers often take their jobs very seriously, but their gentle mouths mean they won’t damage anything they collect on their journey as they want to hand it to their owners.
Golden Retriever
German Shepherd
There is a good reason that German Shepherds are chosen by the military and police. Not only are they strong with an incredible bite, but they are also quick to learn, have astonishing endurance, and can keep focused for hours. Their skills all help to make them the third smartest dog breed in the world.
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German Shepherd
