Traditional Hunters (IMAGE) University of Arizona Caption The Hadza people of Tanzania wore wristwatches with GPS trackers that followed their movements while hunting or foraging. Data showed that humans join a variety of other species including sharks and honeybees in using a Lévy walk pattern while foraging. Credit Brian Wood/Yale University Usage Restrictions Image may be used only with credit given as follows: Brian Wood/Yale University License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.