In a new paper, "Characterizing and Coding of Behaviorally Significant Odor Mixtures," published in the February 24th issue of the journal Current Biology. Jeffery Riffell, Hong Lei, Thomas Christensen and John Hildebrand, describe how a moth recongizes the particular mix of odors that signals a food source. Jeff describes their work in the article, "How Moths Key into the Scent of Flowers" (byline: Mari Jensen).