, Volume 13, Issue 7, pp 638–647

Why do elephants have big ear flaps?

General / Article

DOI: 10.1007/s12045-008-0070-5

Cite this article as:
Narasimhan, A. Reson (2008) 13: 638. doi:10.1007/s12045-008-0070-5


In this essay we shall try to answer the question in the title with some geometry and heat transfer thrown in for effect. For doing so, as the joke goes, allow me to assume the elephant as a sphere. The reason will be apparent soon.


Heat transfer thermo-regulation convection elephants 

Copyright information

© Indian Academy of Sciences 2008

Authors and Affiliations

  1. 1.Heat Transfer and Thermal Power Laboratory Department of Mechanical EngineeringIndian Institute of Technology MadrasChennaiIndia

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