Evolution of Wasp Altruism (1 of 2) (IMAGE)

American Association for the Advancement of Science (AAAS)

Evolution of Wasp Altruism (1 of 2)

Caption

A female paper wasp (Polistes metricus) foraging on goldenrod flowers. This wasp is a "gyne" that will become a colony foundress the following spring. This image relates to an article that appeared in the Sept. 28, 2007, issue of the journal Science, published by AAAS. The study, by Dr. Amy L. Toth and colleagues at University of Illinois, Urbana-Champaign in Urbana, Ill., was titled "Wasp Gene Expression Supports an Evolutionary Link Between Maternal Behavior and Eusociality."

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