A peptide secreted by a species of Indian frog can destroy variants of the influenza virus.

Frogs, with little defensive weaponry to rely on, have armed themselves with a chemical arsenal that gets leached out through their skins. In some frogs, this takes the form of deadly poisons; in others, the chemicals have been known to possess psychoactive properties. Hydrophylax bahuvistara, a species of fungoid frog found in India, secretes a substance that protects against viruses.

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