Science

A 50-year-old mystery of vanishing frogs reveals a hidden killer

A nearly 50-year-old mystery involving disappearing frogs in Brazil may finally be solved, with scientists uncovering evidence that a deadly fungus swept through the region and devastated vulnerable species.

✦ Extractive summary — built from the sources' own reporting•From 1 source•1 min read•Updated November 3, 2026, 12:51 PM UTC

Remarkably, many frog populations have since rebounded, suggesting they developed greater tolerance to the disease that once threatened their survival.

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