Image of the Day: Trade Deals

The forces of supply and demand appear influence paper wasp (Polistes dominula) populations. When more nest options are available, helper wasps work fewer hours to earn membership in a colony.

Jan 25, 2017
The Scientist Staff

T. PENNELL See L. Grinsted & J. Field, “Market forces influence helping behaviour in cooperatively breeding paper wasps,” Nature Communications, doi:10.1038/ncomms13750, 2017)