Sleight-of-hand magic trick only fools monkeys with opposable thumbs

By performing a famous magic trick for three species of monkey with differing hand structures, scientists have discovered that—in order to deceive—a conjuror needs a similar anatomy to their audience. Read more at In this video: 1) A capuchin monkey is tested with a fake French drop - so the treat is actually transferred from hand to hand -- as part of the experiment. 2) A Humboldt’s squirrel monkey is misled by sleight-of-hand magic trick the French Drop as part of the experiment. 3) Lead author and magician Dr Elias Garcia-Pelegrin demonstrates the French Drop sleight-of-hand trick used in the experiment. Video Credit: Dr Elias Garcia-Pelegrin Subscribe: Join Science X channel to support our mission: Thank you for helping our YouTube channel reach new heights! Hitting subscribe aids us in our mission to bring you the latest and greatest research news in science, medicine and technology.