A unique and remarkably preserved mayfly fossil find has revealed that insect wings may have evolved from abdominal gills and not the legs, as previously thought.
Source: http://www.cosmosmagazine.com/news/4535/new-fossil-may-solve-insect-wing-debate
Gretha Cavazzoni Gwen Stefani Halle Berry Hayden Panettiere Haylie Duff Heidi Klum Heidi Montag
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