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15 remarkable animals that use tools

Oct. 28, 2009, 10:09 a.m.
Egyptian vulture

Photo: JR Guillaumin/Flickr

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Egyptian vulture

Birds are among the most prolific tool users, and one of the most startling examples is the Egyptian vulture. One of the vulture's favorite foods is an ostrich egg, but the giant eggshell can be difficult to break. To compensate, the vulture manipulates rocks with its beak and pounds the rocks into the shell until it cracks.