Discovery Science: Earth – Invertebrates – Cnidarians
Earth Science: Invertebrates – Cnidarians Common examples of the phylum Cnidaria include corals and jellyfish. Organisms live either individually or in colonies. Their tubular or bell- shaped bodies are armed with stinging cells. The bodies of cnidarians primarily consist of two cell layers lining the mesoglea, which is a noncellular layer in between. These layers … Read more