One of the longest-living and smallest breeds, Chihuahuas live 15 to 20 years; they are bold, intelligent, and require minimal exercise due to their small size.
Jack Russell Terrier
Originating in England, these energetic dogs can live 16 to 20 years, are always active, and require outdoor time.
Toy Poodle
Toy Poodles are intelligent, easy to train, and need physical and mental exercise; they live 14 to 18 years and are known for their beauty and sweetness.
Shih Tzu
An ancient Chinese breed known for being sweet and friendly, they live 10 to 18 years, require grooming, and are not suited for guarding.
Yorkshire Terrier
Yorkies, or 'Teacup Yorkies' in tiny size, are lively, curious, and bark a lot, with a lifespan of 14 to 17 years, making them good watchdogs.
Dachshund
Known as 'sausage dogs,' they have a long lifespan of 12 to 17 years and come in various sizes and coats; they are loyal but may be aggressive without proper training.
Pomeranian
A fluffy, playful breed named after Pomerania with a life expectancy of 12 to 16 years; they are alert to surroundings and bark at unfamiliar noises.
Lhasa Apso
Originating from Tibet, these small, loyal dogs were once palace guards; they live 12 to 14 years on average and are calm around kids but wary of strangers.
Australian Cattle Dog
This rare, energetic breed lives 12 to 15 years; the record-holding dog, Bluey, lived 29 years, and they are known for strong attachments to their owners.
Beagle
Beagles are an old, vocal breed with a lifespan of at least 12 years; they are smart, lovable, and represented by the comic character Snoopy.