In SwSh, they added a new shiny visual effect called 'super shiny', which has square sparkles instead of stars. Are the square sparkles kept upon evolution?
What happens when you evolve a shiny Pokemon? - Quora
How does the changing of weather affect Pokemon that have already spawned? - Arqade
How to Evolve Dewpider into Araquanid in Pokémon GO
pokemon go - Red Eyed Aron in Pokémon Go - Arqade
How to get Dewpider in Pokemon Go & can it be Shiny? - Dexerto
Alternate Shiny Pokémon, Part 6! : r/pokemon
Shiny Pokémon, Pokémon GO Wiki
are shiny pokémon meant to be evolved or kept as is ? : r/pokemongo
Do you guys always evolve your shinies? : r/TheSilphRoad
If I evolve it, will it stay shiny? : r/pokemongo