freshwater hydra
English
Noun
freshwater hydra (plural freshwater hydras)
- A solitary polyp, of species Hydra vulgaris, similar to a sea anemone consisting of a hollow cylinder about 10 mm long with a mouth surrounded by tentacles, usually found attached to the under surfaces of water plants in ponds and streams.
Synonyms
Translations
as above
|
References
- Hydra vulgaris on Wikipedia.Wikipedia
- Hydra vulgaris on Wikispecies.Wikispecies
- Category:Hydra vulgaris on Wikimedia Commons.Wikimedia Commons