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Curr Biol. 2013 Mar 18;23(6):R235-6. doi: 10.1016/j.cub.2013.02.025.

Animal behaviour: monarchs catch a cold.

Author information

  • Department of Genetics, University of Leicester, LE1 7RH, UK. cpk@leicester.ac.uk


The spectacular migration of the Monarch from northeastern America to its overwintering grounds in Mexico requires the butterfly to set its time-compensated compass south in the autumn, then north in the spring for its return home. The stimulus responsible for compass resetting has been identified as a reduction in temperature.

Copyright © 2013 Elsevier Ltd. All rights reserved.

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