You jump on the heads and you take the scale after they're all knocked out. It may take a while.
the hydra is in a underground cave near Poseidon's statue.
Defeat the hydra who is found in a cave in the bottom left of poseidon's water maze.
You go to the left corner from the pearl and you go in.
The scale is one of the 5 sacred items you are collecting. Also the Giant Pearl that is right outside the Hydra cave.
She is called a Sphinx. She is not to be confused with the Minotaur (in the cave behind her) of the Hydra (in a cave underwater in Poseidon's Beach).
Its in the clam in the water maze near the hydra's cave.
The Hydra is a six headed beast on Poptropica.
It is a huge creature with 8 or 9 heads in the sea of mythology island.
You go to the Hydra's cave underwater near Poseidon's lair, and jump on its heads when they lunge at you. And when all the heads are knocked out, click on the Hydra and you'll get the scale.
Yes, you need the Hydra scale as one of the five sacred items to fulfill the quest.
The Hydra is in his underwater lair. Swim out from the beach to the underwater maze, then go right, down, and left to find the Giant Pearl and the entrance to the Hydra cave.
Go to Aphrodite's place and talk to the life guard. Dive into a hole near the statue and swim to a cave where you find the hydra. Jump on the hydra's heads to knock it out. After it has been knocked out, click on its body to get the hydra scale.