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Hydra are organism belonging to the phylum cnidaria. It do not has exoskeleton but soft cylindrical body. Its body wall contains two layers of cell, ectoderm and endoterm. It hax tentacles and a gut cavity with a single opening call a mouth.

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14y ago
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9y ago

Sea otters are part of the enhydra genus family. The enhydra species are weasel like animals, as well as other marine animals.

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15y ago

they swim and run

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Q: What are the characteristics of hydrozoa?
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Related questions

Which animals belong to the class hydrozoa?

Hydra , Obelia e.t.c. belong to Class Hydrozoa because the Characteristics of the animal that has a life cycle that includes a polyp and a medusa , gametes ectodermal . They also belong to the Phylum Cnidaria witch means that they have stinging cells .


Are marine hydrozoa more complex than fresh water hydrozoa?

eight


What is class of hydra?

Hydrozoa


Example of a hydrozoa?

jellyfish


Hydra belongs what class?

hydrozoa


What is the sub phylum of snails?

Hydrozoa


What is the phylum of a hydra?

Cnidaria.


What is the species of the jellyfish?

There are over 200 species of Scyphozoa, about 50 species of Staurozoa, about 20 species of Cubozoa, and in Hydrozoa there are about 1000-1500 species that produce medusae (and many more hydrozoa species that do not).


The Respiration of a hydrozoa is?

The hydrozoa refers to the taxonomic class of predatory animals and colonial animals that live in salt water. The members of hydozoa are related to corals and jellyfish.


What has the author Bernhard Werner written?

Bernhard Werner has written: 'Effect of some environmental factors on differentiation and determination in marine hydrozoa' -- subject(s): Hydrozoa


Which class of the Phylum Cnidaria posses a velum?

hydrozoa


What animals are classified in the hydrozoa class?

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