Handout
Science Struck

Science Struck: Examples of Commensalism

For Students 4th - 8th
Describes examples of commensal relationships in the natural world.
Handout
Science Struck

Science Struck: Symbiotic Relationships in the Deciduous Forest

For Students 4th - 8th
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.