I think blue
blue white yellow red orange
a hydra depending on the species can be a multitude of colors, green is just the most common. Hydra is actually a genus of many species.
Hydra or Hydra
Go in Poseidon's lair offer 2 him go left to the deep blue water
Hydra is an animal. Animals never have chloroplasts
In hydra -_-
no,hydra have no organ
A hydra does not have cephalization.
hydra
No a hydra is not a fish. A fish is a vertebrate. A hydra is much more primitive.
No a hydra is not a fish. A fish is a vertebrate. A hydra is much more primitive.