Yes, there are some ads, and you can donate if you'd like, but it's completely free; you don't have to pay for anything.
You wait if your on about getting a dragon breed in your breeding cave/island
You can maybe play the Dragon Cave, it is a pretty good game.
There is a site called DragonAdopters. It is not quite as well known as Dragon Cave, but it's becoming very popular. The site was made in the last year or so and is completely free (right now, at least). http://dragonadopters.com/
You can name a dragon on dragon cave before or after you find out what gender it is; it doesn't really matter when.
You put a plasma dragon and a salamander dragon in the breeding cave.
No.
Many peopl use hatcheries on dragon cave. Try searching for 'Dragon Cave Hatcheries' You can also find a list of sites on the Dragon Cave Wiki, or you can put it in your forum signature :)
Probably not.
TJ is the creator of Dragon Cave, and his username on the forums would be TJ09
Look around the edge of the island. You will see this hill with a cave. Go in the cave and go to the dragon eggs. You are finally a dragon!
You have to do a specific quest before the Cyan dragon appears in its cave.
it's the dragon cave.