Yes, it roams around the Kanto Region.
1. You have to get the National Pokedex
2. Go to Pokemon Fan club in Vermillion City (Kanto)
3. Step out of Pokemon Fan Club building and Steven will appear
4. He will talk to you about Latios/Latias and either one of them will appear
Soul Silver= Latios
Heart Gold= Latias
Yes, Mewtwo, Latios and Latias will be in HeartGold and SoulSilver.
Latios is only in SoulSilver. You'll have to trade
No.
You can find Latios on Pokemon Emerald, Ruby, and SoulSilver.
Latios is a non-breedable Pokemon,so no.
No, neither Latias nor Latios are breedable.
you'll have 2 get the event (hg and ss only) of the latios and latias or trade them from heartgold or soulsilver. it is found i soulsilver really.
latios is a roaming Pokemon so it will appear in random places in kanto
You get emerald and choose blue, have sapphire, have soulsilver.
you can't, but you can catch latios in ss and latias in hg hg(Heartgold) ss(Soulsilver)
the way you catch azelf mesprit and uxie.
You don't....you trade for it or "migrate" it in from Emerald version.