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  • Research on viral origins suggests new definition of virus may be needed

    A parasitic Cotesia wasp preparing to oviposi onto a Manduca caterpillar.

    A parasitic Cotesia wasp preparing to oviposi onto a Manduca caterpillar.

    Rights-protected photo courtesy Alex Wild

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      A parasitic Cotesia wasp preparing to oviposi onto a Manduca caterpillar.

      Rights-protected photo courtesy Alex Wild

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      Entomologist James Whitfield suggests a new definition of viruses is needed, based on research on parasitic wasps.

      Photo by L. BrianStauffer

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