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 24, 2017
T. PENNELL See L. Grinsted & J. Field, “Market forces influence helping behaviour in cooperatively breeding paper wasps,” Nature Communications, doi:10.1038/ncomms13750, 2017)
Interested in reading more?

The Scientist ARCHIVES
Become a Member of
Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member?