Dog Island, The Cheats on PlayStation 2

Blue Rose

When you first go in Chiro to the extreme right should be a cave. Go past the snake first, and do not follow the water to reach it. If you find bats you have gone too far.

Alex's riddles

Riddle 1: The answer is a candle, which can be found in the Victory Dogs' Hideout.
Riddle 2: If you ask Alex for a hint, he will tell you to ask Amalia for help. You can ask her for a hint or the answer, which is nails. You can then answer the riddle by talking to Alex again.
Riddle 3: What carries its home on its back in the rain? The answer is a snail.
Riddle 4: Something that has a mouth on its head and eats everything. The answer is a backpack.

Sniffing stones

When at the place where you must sniff four square stones in the correct order, try the following:

Upper right, upper left
Lower right, lower left

Dinosaur skeleton

If you choose the wrong color button, you will lose half a life point. Make sure you have lots of healing items when attempting this. Try pressing green, red, blue, blue. The "hidden" button is in the middle.