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Raspberry horntail,
Hartigia cressoni,
sawfly larva and frass (excrement) inside a stem.
Raspberry horntail,
Hartigia cressoni,
sawfly larva and frass (excrement) inside a stem. Credit: Jack Kelly Clark
Raspberry horntail, Hartigia cressoni, sawfly larva and frass (excrement) inside a stem. Credit: Jack Kelly Clark
