Symbiosis
This site contains teacher background information on each of the symbiotic relationships with many pictures of more common species to share with students.
Consider using the photos on this site as examples of local species in symbiotic relationships. These can replace some of the examples of more exotic species in a powerpoint presentation.
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Originator:
eduToolbox® is a resource-sharing portal developed by the Ayers Institute for Learning & Innovation with collaborative support and funding from the Tennessee Department of Education and the U.S. Department of Education's Math & Science Partnership program.