Foreword / Mark Van Putten -- Introduction: The Rationale for the National Wildlife Federation Cohort of Young Scientists Studying Wildlife Responses to Climate Change / Stephen H. Schneider and Terry L. Root -- Climate Change: Overview and Implications for Wildlife / Terry L. Root and Stephen H. Schneider -- Ch. 1. Climate Change and Its Effect on Species Range Boundaries: A Case Study of the Sachem Skipper Butterfly, Atalopedes campestris / Lisa Crozier -- Ch. 2. Butterflies as Model Systems for Understanding and Predicting Climate Change / Jessica J. Hellmann -- Ch. 3. Historical Studies of Species' Responses to Climate Change: Promises and Pitfalls / Raphael Sagarin -- Ch. 4. Community Responses to Climate Change: Links Between Temperature and Keystone Predation in a Rocky Intertidal System / Eric Sanford -- Ch. 5. Testing Climate Change Predictions with the Subalpine Species Delphinium nuttallianum / Francisca Saavedra -- Ch. 6. Modeling Potential Impacts of Climate Change on the Spatial Distribution of Vegetation in the United States with a Probabilistic Biogeography Approach / Elena Shevliakova -- Ch. 7. Climate Change and the Susceptibility of U.S. Ecosystems in Biological Invasions: Two Cases of Expected Range Expansion / Erika S. Zavaleta and Jennifer L. Royval -- Ch. 8. Climate Change, Whitebark Pine, and Grizzly Bears in the Greater Yellowstone Ecosystem / Laura Koteen -- Conclusion: Climate Change and Wildlife - A Look Ahead / Patty Glick and Mark Van Putten