Kopi Luwak civets choose which cherries to eat – i.e. those that are most ripe and flawless. Digestive mechanisms may improve the flavor profile of the coffee beans that have been eaten. The civet eats the cherries for the fleshy pulp, then in the digestive tract, fermentation occurs. The civet's protease enzymes seep into the beans, making shorter peptides and more free amino acids. Early production began when beans were gathered in the wild from where a civet would defecate as a means to mark its territory. On farms, civets are either caged or allowed to roam within defined boundaries. Coffee berries
Civet more common usage in English, the name also covers "Chrotogale, Cynogale, Diplogale, Hemigalus, Arctogalidia, Macrogalidia, Paguma," and "Paradoxurus" civets. The common name is used for a variety of carnivorous mammalian species, mostly of the family Viverridae. The African palm civet ("Nandinia binotata") is genetically distinct and belongs in its own monotypic family, Nandiniidae. Civets are also called "toddycats" in English, "Luwak" in Bahasa Indonesian and "musang" in Malay. The latter may lead to some confusion among Malay speakers and non-speakers alike as the indigenous word "musang" has been mistakenly appropriated to foxes by certain printed media over the years instead