Level 14!
Well to make a swamp dragon you need water and earth. You get water at level 14 and you also can buy it at level 14. So it's level 14.
No you can get a water dragon anytime just breed a cold dragon and a lightning dragon and incubate it and now you have a water dragon.
level 14, 50,000 gold
Water dragon.
breeding Water Dragon is to get two grown Water DragonDetails about hybirds dragons in dragonvale:http://app.downloadatoz.com/tutorial,27703,dragonvale-cheat-guide-how-to-breed-air-dragon-in-dragonvale-on-iphone.html
Another dragon
No, they only have to be adults. However, the higher the level of the dragons being bred, the higher the chance of the outcome will be a rare dragon.
You have to either buy it for 500,000 gold, or breed water dragon with another water dragon.
Cold and lightning
You have to breed a metal and a water dragon together.
Do you mean "How do you get an Air Dragon on Dragonvale?" You have to breed a fire and water dragon
A normal fire dragon bread with a water dragon