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DescriptionSymmetryOfLifeFormsOnEarth.jpg
Illustation of the different types of symmetry of life forms On Earth. Display at the Field Museum, Chicago. The forms with bilateral symmetry can have heads. Life Forms with other types of symmetry have corresponding organs, if not a head.
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Captions
A selection of animals showing a range of possible body symmetries, including asymmetry, radial, and bilateral body plans.