class: Hydrozoa in Green Island (Gaia Guide)
Hydrozoa
Kingdom Animalia
Phylum Cnidaria
Class Hydrozoa

Distinguishing features

Distinguishing features still need to be specified.

Size

  • Size data has not been obtained.

Synonyms

Behaviour

From Wikipedia, Hydroids are a life stage for most animals of class Hydrozoa, small predators related to jellyfish.

Web resources

Danger

  • mild discomfort - Some Hydroids have stinger cells.