The mating song of the male has been described as beginning with a resonant rattle, continuing with a pop-like a cork being pulled from a wine bottle, followed by the pouring of a liquid out of a narrow-necked bottle and ending with the sound of knife grinding.

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Instead of bulging at one end when squeezed at the other, cork distributes the load and so narrows across its length which is why a cork is easy to push back into a bottle.

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Bouchon--French for "cork"--wasn't a man, but instead a suit stuffed with the traditional bottle plugs.

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