The Affenpinscher, a German breed dating back to the 17th century, was used to exterminate vermin.
The Brussels Griffon, a lively breed from Brussels, Belgium, was bred to eliminate rodents. Weighing an average of 8-10lbs, these dogs can be vocal if they sense something unusual.
The Chihuahua, a tiny Mexican breed, weighs an average of 4-6lbs. Paintings found in Mexico dating back to 300 BC are speculated to be of ancestors of the modern-day Chihuahua.
The Japanese Chin, originally a lap dog for Japanese royalty, weighs an average of 7-9lbs.
The Maltese, weighing 2-8lbs, make wonderful family companions and lap dogs. They have been selectively bred to maintain their small size for many years.
Papillons, known for their large, butterfly-shaped ears, have been depicted in paintings as far back as the 1500s. Weighing an average of 8-10lbs, they are cherished lap dogs.
The Pomeranian, weighing 2-8lbs, make wonderful family companions and lap dogs. They have been selectively bred to maintain their small size for many years.