8 Toy Dog Breeds That Stay Puppy Sized Forever 

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1. Siamese

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Siamese cats are known for their striking blue almond-shaped eyes, short coat, and slender build. They often live into their late teens and early twenties with proper care.

2. Russian Blue

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This breed is recognized for its shimmering blue coat and bright green eyes. Russian Blues are generally healthy and can live well into their late teens and even early twenties.

3. Sphynx

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Despite their unique hairless appearance, Sphynx cats have an average lifespan of around 15 to 20 years. Their lack of fur requires special care to maintain body temperature.

4. Burmese

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Burmese cats are affectionate and have a sleek, shiny coat. With proper care, they often live well into their late teens and early twenties.

5. Ragdoll

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Ragdoll cats are known for their docile nature and striking blue eyes. They typically live between 15 to 20 years with good care and a healthy lifestyle.

6. Maine Coon

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Known for their large size and friendly personalities, Maine Coons can live anywhere from 12 to 15 years on average but can often reach their late teens and beyond with proper care.

7. Persian

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Persians are characterized by their long, luxurious coats and sweet, gentle nature. With proper grooming and care, they can live between 12 to 17 years or even longer.

8. Domestic Shorthair

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Mixed-breed cats, especially those with short coats, often live longer than purebred counterparts due to a wider gene pool. They can live well into their late teens and even early twenties.

8 Toy Dog Breeds That Stay Puppy Sized Forever