Not exact matches
Some people think the term «teacup» signifies its
size when reaching maturity, yet others think it's just a universal term for describing a
dog that is smaller than its non-teacup
counterpart.
This is partly because of their
size, since larger
dogs are known to have shorter life spans than their smaller
counterparts.
Like other animals that have been domesticated,
dogs have a reduced cranial capacity — a smaller brain
size — compared to their wild
counterparts.