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The Naked Scientists Podcast
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The Effects of Sleight of Hand Tricks on Birds
One of the most famous sleight of hand tricks is called the French drop. In it, an object appears to vanish when a spectator assumes it's been taken from one hand by the hidden thumb of the other hand. How was it that birds react to being shown this trick? Are they? What I suppose you're trying to ascertain is whether they're able to be tricked in a counterintuitive way.
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