You pour a bowl of strawberries into a bath of salt water, expecting nothing unusual, and then it happens: tiny white worms begin wriggling out of the fruit. Videos of this exact moment have spread widely online, leaving viewers unsettled and wondering if their berries were safe to eat in the first place
That unsettling wriggle has a fairly ordinary explanation. The creatures are typically fruit fly larvae, especially those of the spotted wing drosophila, a species known for laying eggs inside fruit that still looks perfectly fresh.
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What’s Really Happening Inside the Berries
Unlike common fruit flies that target already-damaged produce, the spotted wing drosophila female deposits her eggs beneath the skin of an intact strawberry. The eggs hatch into small larvae that feed from inside the fruit as it ripens.
When strawberries are soaked in salt water, some of these larvae may emerge into the water. That’s the moment captured in so many viral clips: fruit that looked clean suddenly releasing tiny white worms into the water.
