To get togepi go to five island and use Surf and go north to Water Labyrinth and then go west go past the rocks to reach a small island talk to the gentleman and show him a Pokemon that highly trusts you he will give you an egg. Hatch the egg to receive togepi.
LeafGreen version does not have Growlithe.
You can't find a Vulpix in Pokemon FireRed version. That pokemon is version-exclusive to Pokemon LeafGreen.
You can't get one in Pokemon diamond. You must migrate one. You can find Togapi in the only grass on rt. 230. You have to use the poke rader find it.
You must trade it from Pokemon firered or Pokemon leafgreen
Togapi is in the only grass on rt. 230. You have to use the poke rader to find Togapi. Togapi will evolve when it grows a level and has full happiness. Togatic evolves when you use a shiny stone on it.
You must trade from LeafGreen version.
you cannot find a bulbasuar ,you can migrate from the leafgreen version
Pokemon leafgreen is available only for the gameboy, unless you can find a cheated version on an action replay or some such device.
Vulpix is only available in leafgreen version.
In Sevault Canyon on Seven Island.
after beating the game, insert the Pokemon leafgreen version for gameboy advanced in the GBA slot. You can then catch Pokemon from that version.
on route 230 use your pokeradar