Film Guide for Some Animals are More Equal than Others

This is a part of Some Animals Are More Equal than Others: Keystone Species and Trophic Cascades
photo of a starfish


The following classroom-ready resources complement the film Some Animals Are More Equal Than Others: Trophic Cascades and Keystone Species. It tells the story of the bold experiments by Robert Paine and James Estes, which established the importance of keystone species in regulating ecological communities and the cascades of effects set in motion by their removal.

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