Pokemon emerald is based on the hoen pokemon..since it is the hoen region.Look in a site called bulbapedia[best site for pokemon].
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 I don't believe you can catch a ledyba in emerald
No you cannot catch Celebi in Pokemon Emerald.
Tornadus, Landorous, Reshiram, Virizion, Terrakion, Cobalion, Kyurem, and Victini.
You can onl catch LUNATONE in SAPPHIRE but you can catch solrock in emerald
you can't get the black flute in leaf green but you can in Pokemon ruby, sapphire and emerald then trade it to leaf green.
You can't catch it in Emerald. T-T
You can't catch one in Pokemon Emerald.
Yes, You can catch Groudon in Pokemon Emerald.
yes you can catch a Manaphy on emerald. (if you have a game shark)
you can not catch it
Its not avalible in emerald