no. a maltese is fully grown at one year of age
AGE 7!
A marmoset monkey is fully grown at 15 months of age. They are already sexually mature at this age but are unable to breed until they are dominant.
How would you know it wasn't fully grown? It is most likely that it will not get noticeably larger.
One year.
at the age around 2
6 years old
She's immortal and was born fully grown.
When they are 17 and a half or by 16
about 9 months
They're fully grown at around 8 months of age, or up to one year of age, but they are only considered to really be an adult dog when they are two years of age.
Koalasare fully grownby their third or fourth year.