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But exactly how catnip—and a substitute, known as silver vine—produce this feline high has long been a mystery. Now, a study suggests the key intoxicating chemicals in the plants activate cats’ opioid systems much like heroin and morphine do in people.
dcterms:bibliographicCitation
2021 January 20, Sofia Moutinho, “Why cats are crazy for catnip”, in Science‎[1], →DOI: