Hydra (genus)
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Hydra is a genus of small freshwater hydrozoans in the phylum Cnidaria. They are solitary, carnivorous jellyfish-like animals, native to the temperate and tropical regions. The genus was named by Linn
Hydra Foto
Hydra attached to a substrate
Turritopsis dohrnii
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Turritopsis dohrnii, commonly known as the immortal jellyfish, is a species of small, biologically immortal Medusozoa found worldwide in temperate to tropic waters. It is one of the few known cases of
Hydra (genus)
…Lernaean Hydra, a Greek mythological aquatic creature after which the genus is named Turritopsis dohrnii, another cnidarian (a jellyfish) that scientists believe to be immortal…
Turritopsis dohrnii