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Cnidarians are symmetrical. Cnidarians has a nervous system made up of nerve net. Their digestive system is a two way system. The excretory, circulatory and respiratory system all work using diffusion. Their skeletal system is a hydrostatic.

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Hydrozoa includes hydras, they reproduse by budding.

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Scyphozoa is exclusive to marine animals like jellyfish.

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Anthozoa which at the adult stage they attach to the seabed like stony corals or soft corals.

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© 2017 by Cassidy Rohlfing. Proudly created with Wix.com. For a final in Plant and Animal Biology

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