Hydra (genus)
Hydra (genus)
Genus of cnidarians.
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Readers' pathsAug 2026 – Oct 2026
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Hydrozoa
Taxonomic class of animals.
16%
Lernaean Hydra
Snake-monster in Greek and Roman mythology.
12%
Cnidaria
Aquatic animal phylum having cnidocytes.
9.7%
Hydra viridissima
Species of hydrozoan.
4.8%
Anthoathecata
Order of hydrozoans which always have a polyp stage.
3.9%
Budding
Form of cellular asexual reproduction.
3.8%
Regeneration (biology)
Biological process of renewal, restoration, and tissue growth.
3.5%
Turritopsis dohrnii
Species of small, biologically immortal jellyfish.
3.2%
Senescence
Deterioration of function with age.
3.1%
Carl Linnaeus
Swedish biologist and physician (1707–1778).
3.1%
Readers come from
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Hydrozoa
Taxonomic class of animals.
10%
Sea anemone
Marine animals of the order Actiniaria.
5.7%
Senescence
Deterioration of function with age.
5.4%
Turritopsis dohrnii
Species of small, biologically immortal jellyfish.
5.2%
Sessility (motility)
Property of animals that do not use self-locomotion.
5%
Cnidaria
Aquatic animal phylum having cnidocytes.
3.6%
Budding
Form of cellular asexual reproduction.
3.1%
Jellyfish
Soft-bodied, aquatic invertebrates.
3%
Endocannabinoid system
Biological system of neurotransmitters.
2.9%
Ageing
Biological process of getting older.
2.2%