“When elephants accidentally swallowed chameleons hidden on green foliage, they ate olive leaves, a natural antibiotic to combat salmonella harbored by lizards. Pliny said ravens eat chameleons, but then ingest bay leaves to counter the lizards' toxicity.”…
https://phys.org/news/2024-05-animals-medicate-behavior-people-emulated.html
https://phys.org/news/2024-05-animals-medicate-behavior-people-emulated.html