[Free Registration/Login may be required to access all resource tools.] Presents an overview of the major animals groups (mammals, birds, reptiles, amphibians, fish, arthropods, vertebrates, invertebrates, those having live births and those which lay eggs) according to their physical characteristics and behaviors.

Concepts

animal classification

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Additional Tags

animal characteristics, ck-12, ck-12 foundation, ck-12: third grade science: life sci: animal characteristics and classification, comparative anatomy of animals

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Classroom Considerations

• Knovation Readability Score: 1 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional|practice