Explains what a symbiotic relationship is, the five main types of symbiosis, and provides examples of symbiotic relationships among living things in a deciduous forest.

Learn how mutualism benefits the organisms in a symbiotic relationship and what the different types of mutualism are. Provides lots of examples.

Explore the symbiotic relationships involving fungi.

Discuss how individual organisms and groups of organisms interact with each other, and research and classify symbiotic relationships between individual organisms of different species.