These are the species of dragons that appear in the Dreamworks movie adaptation.
Alpha Class[]
Boulder Class[]
Boulder Class dragons are tough and associated with the earth. They can eat rocks, and despite that their wings are smaller compared to their entire body, they are able to fly as fast and as high as most other dragons can.
Tracker Class[]
Tracker Class dragons have highly acute sense of smell to track and find things. Actually stealthy, sneaky, and often have multiple heads. Instead of fire, they breathe gases with different effects.
Mystery Class[]
Mystery Class dragons have little known about them, and exhibit especially unusal habits and abilities unidentified in other classes.
Sharp Class[]
Sharp Class dragons are vain and prideful, and they all possess sharp body parts.
Stoker Class[]
Stoker Class dragons are hotheaded fire breathers, and most of them are capable of setting themselves on fire. All dragons in this class are immune to fire. The Terrible Terror, Monstrous Nightmare, Typhoomerang, Fireworm, Red Death, andSnafflefang are part of this class.
Strike Class[]
Strike Class dragons are most powerful, super fast, have pin-point accuracy, highly intelligent and have incredible vice-like jaw strength. They are also the most difficult to train, but the most loyal once trained. The Night Fury and theSkrill are part of this class.
Tidal Class[]
Tidal Class dragons live in and near the ocean, and unlike most dragons, they don't have fire breaths as their ranged attacks. These dragons are generally bigger in size than most of other classes, consisting of species classified in the Large Dragons, and have been shown to be especially agressive towards humans in comparison to other dragons.