Yes.
And people wonder why they're virtually nonexistent in Gen V.
No they don't. They're no existent because there aren't any previous Gen Pokemon until you get the National Dex.
Yes.
And people wonder why they're virtually nonexistent in Gen V.
Think about it: You can EV train your Pokémon in Sp. Def easily this way.
*has Vietnam flashback of Tentacool enounters on Emerald*