Parasitic Fig Wasps Use Zinc-Tipped Ovipositor to Drill into Fruits

May 29, 2014 11:36 AM

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An immensely long (7–8 mm) and slender (15 μm) ovipositor of the parasitic fig wasp Apocrypta westwoodi is equipped with a sharp, zinc-coated tip, ready to bore through the woody fruit, according to scientists Dr Namrata Gundiah and Lakshminath Kundanati from the Indian Institute of Science in Bangalore.

The scientists were intrigued by the differences between the egg delivery systems of the boring parasitoid wasp Apocrypta westwoodi and the wasp that pollinates the fig’s flowers, Ceratosolen fusciceps.

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