How big does a Biton Dog get?

There is no dog breed called "Biton Dog". It's possible you may have misheard or misspelled the breed name.

Could you please double-check the spelling or provide more information about the dog you're asking about?

Perhaps you were thinking of:

* Boston Terrier: A small breed, typically weighing 12-25 pounds.

* Bichon Frise: A small breed, typically weighing 10-18 pounds.

* Brittany: A medium-sized breed, typically weighing 30-40 pounds.

Once you provide the correct breed name, I can tell you about its size.