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Cnidaria

en.wikipedia.org/wiki/Cnidaria

Cnidaria is a phylum containing over 10,000 species of animals found exclusively in aquatic ... They have two basic body forms: swimming medusae and sessile polyps, both of ... In some species, cnid...

Cnidarians are also called Coelenterates because they have

www.answers.com/Q/Cnidarians_are_also_called_Coelenterates_because_they_have

Cnidarians are also called Coelenterates because they have? ... What bird is also called the butcherbird because it impales its prey on thorns? Shrike. 2 people ...

Hydra and Other Cnidarians - The Biology Corner

www.biologycorner.com/worksheets/articles/hydra.html

... to a group of organisms known as cnidarians or sometimes called coelenterates. ... Because they belong to the animal kingdom, you can also assume that all ... Coral reefs are actually made from the skeletons of cnidarians that have build ... The ones that sit on a surface with their tentacles pointing up are called polyps.

Cnidaria Facts, information, pictures | Encyclopedia.com articles ...

www.encyclopedia.com/topic/Cnidaria.aspx

Most cnidarians possess tentacles, and many also have nematocysts ( specialized ... a middle layer called the mesoglea, and an inner layer called the gastrodermis, .... Cnidaria (nīdâr´ēə) or Coelenterata (səlĕntərä´tə), phylum of invertebrate ... the seacoasts everywhere, economically important because they foul surfaces.

Cnidarian - definition of cnidarian by The Free Dictionary

www.thefreedictionary.com/cnidarian

They have a single opening for ingesting food and eliminating wastes. Cnidarians include the jellyfishes, ... Also called coelenterate. The American Heritage® ...

Cnidarians

paleo.cortland.edu/tutorial/Cnidarians/cnidarians.htm

The phylum Cnidaria (Coelenterata in some texts) includes both solitary and ... because of their ability to actually catch food with their stinging cells called nematocysts. ... Anthozoans differ from other Cnidaria in that they have no medusoid stage. ... Scleractinian corals also have six primary septa, but in contrast to rugosa ...

Jellyfish and Other Coelenterates - Scholastic

teacher.scholastic.com/activities/explorations/squid/libraryarticle.asp?ItemID=212&SubjectID=126&categoryID=5

These soft-bodied creatures called coelenterates, or cnidarians, lived in the ancient ... They also have cells that respond to light, touch, and the pull of gravity. ... Coelenterates are an interesting group of animals because they are found in two ...

Cnidarians - Jellyfish, Corals and Sea Anemones - Animalia

www.darwinsgalapagos.com/animals/cnidaria_jellyfish_coral_sea_anemone.htm

Coelenterates - Coelenterata, now obsolete terms ... Anthrozoid Cnidarians that make up hard corals have symbiotic algae called ... Sea stars such as the crown of thorns starfish also eat them and can be very damaging if they build up to high  ...

Cnidaria

www.mesa.edu.au/Cnidaria/default.asp

There are two major body forms among the Cnidaria - the polyp and the medusa. ... They have an internal cavity used for respiration and a gastrovascular cavity (a ... layers (the ectoderm and the endoderm) separated by a jelly-like layer called ...

JELLYFISH, MOVEMENT, PREY AND THE NOBEL PRIZE | Facts ...

factsanddetails.com/world/cat53/sub338/item1259.html

All coelenterates, which also include sea anemones and coral, are simply a hollow ... Because they have soft bodies, jellyfish fossils are rare. ... Instead they have tentacles lined with whiplike structures called nematocysts that ... Cnidarians are essentially the same: cup-like animals but looked at in a slightly different way.

More Info

cnidarian | invertebrate | Britannica.com

www.britannica.com

Apr 6, 2015 ... Cnidarian, also called coelenterate, sea anemone [Credit: Chuck .... cannot be said to have true ovaries and testes because they lack organs.

The Wonders of the Seas: Cnidarians - Oceanic Research Group

www.oceanicresearch.org

These flower-like animals resemble plants, but they have a mouth ... the simplest of the so-called "higher" organisms, but are also among the most beautiful.

The Anemones, Corals and Jellyfish (Phylum Cnidaria)

www.earthlife.net

10)May have a minimal skeleton of chiton or calcium carbonate. ... to both the Cnidaria and the Ctenophora together, these two phyla are also known as the ... Corals because of their shallow marine environment and their habit of ... Their bodies show two distinct layers of cells and thus they are called 'Diploblastic animals'.