Hydra is a scientific name. Hydra is a genus of fresh water animals and belongs to the phylum cnidaria and the class hydrozoa.
Hydra was also a serpent like water animal in Greek mythology.
Hydra or Hydra
Cnidaria (jellyfish, anemore hydra).
I am not really shore but I think that it is Hydra like the constellation.
The Roman Name for The Hydra is just Hydra.
hydra
gorgon is another name for hydra
Lernaean Hydra.
Hercules killed the hydra, not odysseus
Cnidarians
hydra
slerpent
hydra