Assertion: african elephant's trunk | /r/MadeOf | over 40,000 muscles
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Source sentences:
text: Scientist now believe the elephant’s trunk may contain over 40,000 muscles.
text: The trunk alone contains about 40,000 muscles.
text: A trunk contains more than 40,000 muscles and tendons and its tip is very sensitive, making it very precise (elephants can pick up from the floor objects which are the size of a coin).