Dragon eggs are available in the 9 colors corresponding to the dragon they hatch. You can only get them from temples.
Appearance[]
All 9 dragon eggs.
Dragon eggs take up one block of space. They are the color of the temple they were found in, and hatch a dragon of the same color.
Hatching[]
Right click an egg to hatch the dragon. But they might poop when hatching.
Transport[]
In Survival mode, mine the egg to pick it up. [Mod] But there is a chance that the egg will disappear forever.