Pokémon Go's next Community Day will feature Eevee, the Evolution Pokémon. On Saturday, August 14 and Sunday, August 15, 2021, Trainers will have six hours each day to catch as many as they can and evolve all of Eevee's Evolutions with special Community Day exclusive moves.
Not every Pokémon in Pokémon Go can be Shiny, and even those which can can still be pretty difficult to track down. Outside of an event, your best chance at finding Shiny Pokémon is to click on every single Pokémon you encounter whose species have the potential to be Shiny. Here's which Pokémon you should be Shiny checking.