yes
No, it is not.
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.
Hydra or Hydra
A Beaver is a vertebrate and a mammal.
vertebrate.
Hydra is an animal. Animals never have chloroplasts
In hydra -_-
hydra
A hydra does not have cephalization.
no,hydra have no organ
It is a vertebrate. It has a spine.