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Animal Characteristics, Nora almoammar , leen alsaid , raghad - Coggle…
Animal Characteristics
Habitats
Invertebrates and vertebrates are found in terrestrial, marine, and freshwater ecosystems.
Animal adaptations around feeding, digestion, and support allow them to live in a variety of habitats.
Support
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Many invertebrates are covered by exoskeletons, which are hard or tough outer coverings.
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If an animal has an endoskeleton and a backbone, it is called a vertebrate.
General animal features
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All present day animals might have evolved from choanoflagellates, which are protists that formed colonies in the sea 570 million years ago.
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Feeding and Digestion
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After obtaining food, all animals must digest it, either in specialized cells or organs.
Animal cell structure
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The cells of all animals except sponges are organized into tissues, which have specialized functions.
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Nora almoammar , leen alsaid , raghad