Dachshunds are very vigilant. As a result, they bark at pretty much anything. Even with sufficient instruction, they raise the alarm much too early.
Dogs don't always obey their owners. Their strong attitude makes them good hunters, but it may be tough to convince them to perform what you want.
Your dachshund may be friendly, but they are suspicious of strangers. It varies widely throughout the breed. Some are nice to strangers, others are rude.
Miniature dachshunds are among the toughest to housetrain. Their bladders are smaller since they're smaller.
Dachshunds may live longer than others. They may develop intervertebral disc disease, which might paralyze them early.
If you get a long-haired dachshund, plan to groom it often. You must brush these dogs many times a week and spot-comb tangles.
Your tiny dachshund may chase or prey on small animals due to their breed heritage of hunting in burrows.