One is tall and one is long. The Weimaraner is around 27 inches tall and, as H. L. Mencken said “A dachshund is a half-dog high and a dog-and-a-half long.” These breeds both come from Germany and were originally used for hunting. But the Dachshund was bred for skills specific to badger hunting and, indeed, the name means “Badger Hound.”
Its paws are unusually large and paddle-shaped for efficient digging. It has skin that is loose enough not to tear while tunneling in tight burrows to chase prey. The dachshund has a deep chest to allow enough lung capacity to keep going when hunting. Its snout is long with an increased nose area that absorbs odours. …

Weimaraners make phenomenal hunting companions. Originally bred for the purpose of assisting their human owners in hunting both large and small game, this breed excels on the field and in the woods. The Weimaraner has an impeccable sense of smell and a natural urge to track and hunt, thus making an ideal hunting dog for any hunting enthusiast. Weimaraners are used around the world as champion hunting companions, as they are an intelligent and skilled breed capable of learning and diligently executing the most subtle of commands.
Most hunting dogs excel in one particular area of hunting. Hounds are used for tracking, whether it is by scent or sight or both. Smaller dogs (sometimes known as …

Retrievers were originally bred as hunting dogs.  Their job was to sit by the hunter and wait until game was shot and then retrieve it on command.  This often meant swimming through cold water or running through dense brush.  Labs were also taught not to damage the game upon returning it to their master.
Knowing what type of tasks the dogs were bred to perform assists us in analyzing what type of behaviour to expect from a breed.  In the case of labs, they are fairly insensitive to touch.  They readily leap into cold water and sit patiently in the cold in order to please their master.  Physically tough dogs, they are very tolerant with children …