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We look at the different features of the body plans of animals including symmetry, cephalization, number of tissue layers, the number of gut openings, and the presence of body cavities and how these are used to classify the different animal species.
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Animal phyla: Porifera, Cnidaria, Pla...
We take a look at some of the animal phyla and examples of animals that occur in each of the phyla. We also look at the different features that distinguish each of the phyla from the others.
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Animal diversity: Phylum Arthropoda a...
We take a look at the phyla Arthropoda and Chordata and the different body features of each of these phyla as well as the characteristics that define each of the phyla.
