4hrs
to get pure fire dragon you need pure dragon and fire dragon to get the purefire dragon
in dragon city... legendary, pure and pure elemental...in dragonvale.... i don't know...
12 hours
8 hours long does the gummy dragon takes to hatch on dragon city.
4hours
It takes 12 hours for them to breed.
it takes 10-12 hours
A thanksgiving dragon can only be bred on Dragon City at certain times of the year. An egg requires roughly twenty hours to hatch, and is not much different to other dragon breeding.
12 hours :D long but worth it
You get football dragon by breedingsnowflake and flaming rock
Can be gained by playing the potion game, or breeding the Pure Dragon (Gained by breeding any legendary dragon with another legendary dragon. Does not always work) and an Earth Dragon. Takes 48 hours to breed, and 48 hours to hatch.
In the "Dragon City" game, a brontosaurus can be bred in the opening level. It takes 12 hours to hatch and will earn 30,000 points on hatching. The dragon can also be sold for 5000 pieces of gold.