Polymorph, Greater (Wyvern)

You are in wyvern form now. You have a +4 size bonus to your Strength, a –2 penalty to your Dexterity, and a +4 natural armor bonus. Your movement speed is reduced by 10 feet. You also have one 2d6 bite attack, two 1d6 talon attacks, 1d6 sting attack plus poison. Wyvern Poison: Sting — injury; Fortitude save (DC 17); frequency: 1/round for 6 rounds; effect: 1d4 Constitution damage; cure: 2 consecutive saves.