Kopi Luwak has given way to intensive farming methods in which civets in battery cage systems are force-fed the cherries. This method of production has raised ethical concerns about the treatment of civets due to "horrific conditions" including isolation, poor diet, small cages and a high mortality rate. Although kopi luwak is a form of processing rather than a variety of coffee, it has been called one of the most expensive coffees in the world, with retail prices reaching / per kilogram. Kopi luwak is produced mainly on the islands of Sumatra, Java, Bali and Sulawesi in the Indonesian Archipelago. It is
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