If you meant Rayquaza then I know where. He is in route 31 I think, before Pacifidlog Town.
Literally anywhere where grass or water is latios can be found. So that means you can find it anywhere but inside caves.
Pokemon ruby's version IS Pokemon ruby.
You can't find a Vulpix in Pokemon FireRed version. That pokemon is version-exclusive to Pokemon LeafGreen.
Pokemon crystel version
You can't find Articuno in pokemondiamond but you can migrate it in pokemon leaf green version or pokemon fire red version.
go to Pokemon marriland.com then it tells you where to find them
You can only find Skarmory in the Pokemon SoulSilver version.
I think you can find them in the Pearl Version of Pokemon. Since I have the Diamond version of Pokemon I had to trade a Pokemon (wireless) to obtain a glameow.
Vullaby is a version specific pokemon, specific to Pokemon Black. You will need to get someone to trade it to you.
No
you can probably find it on Ebay