Nidoran evolves on level 65.
Nidorino doesn't evolve by level it evolves by moon stone
Nidorino will evolve when you use a Moon Stone on it.
Nidorino evolves using a Moon Stone.
Nidoran{male) LV.16 to Nidorino then use Moon Stone to evolve Nidorino to Nidoking
Give it a moon stone.
Both sexes of Nidoran evolve at level 16. Males evolve into Nidorino and females evolve into Nidorina.
use moon stone
At level 16, it should evolve into a Nidorino, and then, give it a moonstone to evolve it into a Nidoqueen.
Nidorino Does Not Evolve By Leveling Up,You Need To Give It A Moon Stone To Evolve Into NIDOKING HOPE I HELPED
You evolve it (NidoranM) at level 16, but it's (Nidorino) also available in the wild.
Nidorino does not evolve naturally in any Pokemon game. Instead, he must be evolved with a Moon Stone. They can be found throughout the game (first one is in Mt. Moon). Best not to use it until he learned Horn Drill at level 53 though.
Of course nidorino can. At a certain level nidorino will evolve into nidoking. You just have to be patient.