i looked it up in my Pokemon heartgold guidebook and it said lvl 18. Cyndaquil is lvl 14 and Totodile is 16 i think
It evolves at level 16 , so does the other two pokemon.
Chikorita evolves into Bayleef at level 16.
sentret evolves at level 20 in Pokemon heartgold
Ampharos does not evolve in Pokémon HeartGold.
Level 30.
level 20
Level 15.
level 31
Level 36
level 30
Feebas does not evolve by level in Pokemon HeartGold. Feebas evolves when it levels up while it has a maximized beauty condition.
Kabuto will evolve at level 40.