No, it cant. ''Normal'' coloured pokemon will stay ''normal'' coloured after evolving. Shiny pokemon will also stay shiny after evolving.
No they can't. If you have a normal colored Pokemon and it evolves it will stay normal. If you have a shiny Pokemon and it evolves it will stay shiny.
How to change your username How to add a user avatar Why was my post hidden? Question etiquette Flags vs Downvotes Anime FAQ Official PokemonDb League
Type a Pokemon name, type, move or ability to see instant results.