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About the Cover

Cover Figure


COVER An ant of genus Ectatomma foraging at the Project Amazonas field station in Peru at sunset. An analysis of molecular data and fossils indicates that most subfamilies of extant ants originated 75 to 120 million years ago and diversified by about 60 million years ago. See page 101. Photo: Corrie S. Moreau


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Science. ISSN 0036-8075 (print), 1095-9203 (online)