Bumblebee Economics

Revised edition

with a new preface

Bernd Heinrich

    Preface 2004

    Introduction

    1. The Colony Cyclev

    2. Economy of the Colony

    3. The Flight Machine and Its Temperature

    4. Warming Up

    5. Heating the Nest

    6. The Heat Transfer System

    7. Juggling Costs and Benefits

    8. Commuting and Foraging Movements

    9. Foraging Optimization by Individual Initiative

    10. Competition between Species

    11. Pollination and Energetics

    12. Ecology and Coevolution Summary

    Appendix A: How to Rear Bumblebees

    Appendix B: The Bumblebees of North America

    References

    Index

  • Cover: Bumblebee Economics
  • A photo of the author

Bernd Heinrich is Professor of Biology at the University of Vermont. He has written several memoirs of his life in science and nature, including One Man’s Owl, and Ravens in Winter. Bumblebee Economics was twice a nominee for the American Book Award in Science, and A Year in the Maine Woods won the 1995 Rutstrum Authors’ Award for Literary Excellence.