A 2015 examine approximated the normal overall system length at 10.5 meters (34 ft), calculated from 544 megalodon teeth, found all through geological time and geography, together with grown ups and juveniles. Mature male megalodon may have had a human body mass of 12.6 to 33.9 metric tons (13.9 to 37.4 shorter tons), and mature women may have been 27.4 to 59.4 metric tons (30.2 to 65.