Brussels Griffon. With a rat dog ... One of the rarer dogs on our list, teacup Brussels griffons may cost at least a few thousand dollars and be difficult to find. Height: Under 7 inches.

The puppies currently weigh 10 pounds each and are eight months old. Both hermanas are friendly with people and other dogs. To apply to adopt the doggy duo, click here .

For people who love small dogs, there may be no pooch more appealing than one of the teacup dog breeds. After all, while larger pups can make great choices for farm and guard dog work, there's ...