Train them to a certain lvl and they'll evolve. A few needs a link trade for evolving and some can evolve by using a stone (like fire stone, water stone etc.)
how to evolve golbat in platinum.. how to evolve Scyther in platinum. how to evolve electabuzz in platinum. how to evolve magmar in platinum.
You have to trade the Pokemon to evolve it.
you cant evolve a wild Pokemon in Pokemon platinum you either have to catch the wild Pokemon and then evolve him/her or kill the wild Pokemon.
snesel can'NT evolve but can evolve in Pokemon diamond, pearl and platinum snesel can'NT evolve but can evolve in Pokemon diamond, pearl and platinum
You cannot get Phione to evolve, it cannot evolve into any Pokémon.
Wormadam does not evolve.
No. It can't evolve.
Farfetch'd does NOT evolve.
Gastrodon
No
No, Tropius cannot evolve in Pokémon Platinum.
you can't evolve a pachirisu.