latios and latias appear in random patches of grass and areas of water after you catch Rayquaza or make him faint.(after saving the world in Sootopolis.)
No, you can only get Latias in Sapphire and Emerald and Latios in Ruby and Emerald.
Latias is anywhere in Hoenn, except for caves. You have to get ruby or emerald if you want Latios.
The only way to get a latios or latias in your Diamond or Pearl is to migrate, latios from Ruby or Emerald. latias from Sapphire or Emerald.
to check where latios and latias are in pokemon emerald, you have to go to the pokedex, if you've seen them and go to the "area'' ICON.
You can only get latias in sapphire get latios from ruby or emerald.
One way is to trade with another emerald or you could trade your latias (or latios) to another emerald then restart the game and choose the opsite then catch it and trade back.
yes
chaeat
You can find Latias and latios anywhere in Hoenn. You just have to get lucky.
Kyogre,Groudon, raquaza, Latias and (or) Latios
No.
they should be roaming the lands :)