Story perspectives

Parasite Infection Gives Ant Workers Tenfold Lifespan, Queen Traits

7/25/2026

Summary

Story summary

Researchers at Johannes Gutenberg University Mainz and Zhejiang University found that Anomotaenia brevis infection extends Temnothorax nylanderi workers’ lives tenfold and induces queen-like traits.
Infected ants turn pale yellow, remain smaller, and emit queen-like pheromones.
Nestmates feed, groom and carry the infected workers, giving them royal treatment.
Fat-body genes in infected workers mirror queens in metabolism, immunity, stress and ageing, while brain tissue lacks queen and parasite peptide signatures.

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Story summary

Researchers at Johannes Gutenberg University Mainz and Zhejiang University found that Anomotaenia brevis infection extends Temnothorax nylanderi workers’ lives tenfold and induces queen-like traits.
Infected ants turn pale yellow, remain smaller, and emit queen-like pheromones.
Nestmates feed, groom and carry the infected workers, giving them royal treatment.
Fat-body genes in infected workers mirror queens in metabolism, immunity, stress and ageing, while brain tissue lacks queen and parasite peptide signatures.