In “The Murky Ethics of Making Monkeys Pick Our Coconuts,” Justin Wm. Moyer asks: “If a creature is smart enough to pick coconuts, is it fair to make him? This is the question at the heart of a controversy over pigtailed macaques in Thailand that excel at picking coconuts loved by Western consumers — but do so on leashes.”

See also Eliza Barclay’s NPR story on “What’s Funny About The Business Of Monkeys Picking Coconuts?”