Open the tail. Fold about 1/3 of it down. Fold down the two corners down. Fold it down again (So the tail looks more sharper). Fold down the two sides...
If you play StarCraft or WarCraft DoTA (Defence of the Ancients), you will recognize this creature. In Starcraft this creature called Zerg Hydralisk, a predator and carnivorous alien creature. In WarCraft DoTA, this creature's name is Lesale Deathbringer or best known as the Venomancer, which is very expert on venom and poisons. Now I've created it's origami model.
Step 1: : Materials
The material for this project is just a sheet of paper. Size of the paper doesn't matter. I suggest 150 150 mm. Use brown-colored papers, you can also use orange-colored papers but light brown's the best.