| Climate/Terrain | Tropical to Artic/Mountains | No. Appearing | 1 (2d4) |
| Frequency | VR | Armour Class | -4 (base) |
| Organization | Solitary or Clan | Movement | 6, Fl 60(C) |
| Activity Cycle | Any (Day) | Hit Dice | 9 (base) |
| Diet | THAC0 | 11 (base) | |
| Intelligence | High (13-14) | No. of Attacks | 3 + special |
| Treasure | See below | Damage/Attack | 2d4/2d4/2d10 |
| Alignment | CN | Special Attacks | See Below |
| Special Defenses | See Below | ||
| Magic Resistance | Variable | ||
| Size | L | ||
| Morale | Elite (13-14_ | ||
| XP | Variable |
| Climate | Shade |
| Super-Artic | White (Clear) |
| Artic | Grey |
| Sub-Artic | Blue |
| Cold | Cyan |
| Temperate | Green |
| Warm | Brown |
| Sub-Tropical | Yellow |
| Tropical | Orange |
| Super-Tropical | Red |
| Age | Abilities |
| Very Young | Ventriloquism at will |
| Young | Whispering Wind 1/day |
| Juvenile | Invisibility (self only) 1/turn |
| Young Adult | Feign Death at will |
| Adult | Pass without Trace at will |
| Mature Adult | Water Breathing (self only) at will |
| Old | Polymorph Self 2/day |
| Very Old | Phase Door 2/day |
| Venerable | Teleport without Error 2/day |
| Age | Body | Tail | AC | Breath Weapon | Spells Wiz/Pr | MR | Treasure | XP | HD | THAC0 |
| Hatchling | 1-4 | 1-4 | -1 | 2d8+2 | - | 5% | - | 1400 | 3 | 17 |
| Very Young | 4-9 | 4-9 | -2 | 4d8+4 | - | 10% | - | 3000 | 5 | 15 |
| Young | 9-16 | 9-16 | -3 | 6d8+6 | 1 | 15% | - | 5000 | 7 | 13 |
| Juvenile | 16-25 | 16-25 | -4 | 8d8+8 | 1 1 | 20% | R | 8000 | 9 | 11 |
| Young Adult | 25-32 | 25-32 | -5 | 10d8+10 | 2 1 | 25% | R,W | 10000 | 10 | 11 |
| Adult | 32-39 | 32-39 | -6 | 12d8+12 | 2 1 1 | 30% | R,W,Z | 11000 | 11 | 9 |
| Mature Adult | 39-46 | 39-46 | -7 | 14d8+14 | 3 2 1 | 35% | R,W,Zx2 | 12000 | 12 | 9 |
| Old | 46-51 | 46-51 | -8 | 16d8+16 | 4 2 1 1 | 40% | B,R,W,Zx2 | 14000 | 13 | 7 |
| Very Old | 51-56 | 51-56 | -9 | 18d8+18 | 4 3 2 1 | 45% | Bx2,R,W,Zx2 | 15000 | 14 | 7 |
| Venerable | 56-59 | 56-59 | -10 | 20d8+20 | 4 3 3 2 1 | 50% | A,Bx2,R,W,Zx2 | 16000 | 15 | 5 |