The only way to obtain Shuckle in Ruby or Sapphire is to trade it from Emerald, Colosseum, or XD.
You can catch it on Route 224, but you have to put Pokemon Emerald in your DS!
Pokemon Ruby has Pokemon that Pokemon Sapphire does not and Pokemon Sapphire has Pokemon that Pokemon Ruby does not.
Shuckle can be obtained two ways from the Pokemon emerald safari zone in the johto area you need to use rock smash on the boulders there, or get the shuckle from Pokemon colosseum.
There is no Pokemon mansion in sapphire.
No, it does not evolve
He is not in Pokemon: Sapphire. You will not be able to find him. He is in Pokemon: Diamond, Pokemon: Pearl, and Pokemon: Platinum. You will definitely have trouble finding him in Pokemon: Sapphire.
Evee is not availiable in Pokemon Sapphire.
Any Pokemon in sapphire but you have to migrate
sinnoh Pokemon won't appear in Sapphire version!
You cannot get Regigas in Pokemon Sapphire as it is from the next generation of Pokemon
Not in sapphire.
All Pokemon in Pokemon sapphire can breed. Except for all legendaries.