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Postures assumed by elephants detecting previously recorded elephant vocalizations played back through the ground (see Discussion). (A) The elephant is facing the source of the vibration with weight shifted to the front feet. (B) An elephant lifts the left forefoot, placing more weight on the entire right foot, and focusing weight on the toes of the left foot. (Photos taken in Etosha National Park, Namibia, courtesy of Dr Caitlin O'Connell-Rodwell.)
