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.
Sea otters are part of the enhydra genus family. The enhydra species are weasel like animals, as well as other marine animals.
they swim and run
characteristics of the d
There are many characteristics found in a fetal pig. Fetal pigs generally have all of the characteristics of an adult pig.
What is the characteristics of Arabian veil painting?
The passing on of characteristics from parents to offspring is known as heredity. Some characteristics include hair or eye color, dimples and freckles.
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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 .
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Hydrozoa
jellyfish
hydrozoa
Hydrozoa
Cnidaria.
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 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.
Bernhard Werner has written: 'Effect of some environmental factors on differentiation and determination in marine hydrozoa' -- subject(s): Hydrozoa
hydrozoa
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