You can train it up to Mega, enter it in Pet Derbies, and hatch a pet with it.
Just train it. Play games and gain your pet experience to hit the adult level.
You can get the fire serpent pet and grow it to an adult, or you can buy it at the "BAZZAR" in oldetown.
THE PET PAVILION
No, pet dragons do NOT evolve in Wizard101. animals cant evolve but now yhey grow
by plaing games in the pet pavilion
your pet heals it energy by itself
Celestia
Yea you can hatch a pet on wizard101 with any 2 pets.
you have to train it in the pet pavailon and feed it pet snacks
At the Pet Derby podium in the Pet Pavilion
Cheese broccoli
You hatch a Satyr and Ice Colossus to get this pet.