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The original was posted on /r/science by /u/grimisgreedy on 2024-08-13 23:47:58+00:00.

Original Title: By teaching freshwater crocodiles to associate cane toads with a bout of food poisoning using baits injected with a nausea-inducing chemical, scientists in Australia have prevented deaths in areas where cane toads were arriving and reduced deaths in areas where toads were abundant.