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View Resource Testing Hypotheses about Herbivore Responses to Plant Vigor and Herbivore Impact on Plant Reproduction

In this laboratory exercise, students examine hypotheses about the interactions between goldenrod plants and the gall-forming insects that feed on them. Students collect and analyze data to determine...

View Resource Do Antbirds Help or Hinder Army Ants?

In this activity, students examine the nature of the interaction between army ants and ant-following birds. Ant-following birds benefit from the relationship by staying just ahead of the ants and...

View Resource Forest Ecosystem Responses to Chronic Nitrogen Additions

In this activity, students work with data collected during 15 years as part of a long-term research project at Harvard Forest. Students analyze the data to address the question, "How have stands of...

View Resource Using Student Generated Qualitative Ecological Models

As simplifications of real system, models can be used by students to improve their understanding of an ecosystem and to make predictions about what will happen after a disturbance or other change to...

View Resource Investigating the Evolutionary Adaptations that have Enabled Plants to Survive in a Diversity of Habitats

During this exercise students will explore plant diversity in a greenhouse facility to investigate the evolutionary adaptations that have allowed plants to survive in a diversity of habitats....

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