You can't catch it in Pokemon Emerald. You have to trade it from Pokemon FireRed or LeafGreen.
You can't catch or obtain other trainers Pokemon in emerald.
Cressilia is a 4th generation Pokemon so you can't catch it in Pokemon Emerald.
Yes you can catch Jarachi on emerald.
you cant. You can only catch it in Pokemon emerald, but, you cant catch latias in emerald.
In Pokemon emerald you can catch Kyrogo and Groudon but in Pokemon ruby you can only catch Groudon.
imposible there is no such thing as bonsly in Pokemon emerald
you catch him in Pokemon emerald
You cannot catch Entie in Pokemon Emerald. You can catch Entie in FireRed, LeafGreen, HeartGold, and SoulSilver. You can trade Entie to Emerald from FireRed and LeafGreen.