Florida scientists use juvenile bonnetheads for researchAuthors say findings applicable to other ocean-going sharksScientists in Florida have concluded that sharks possess an internal navigation system similar to GPS that allows them to use Earth’s magnetic forces to travel long distances with accuracy. Related: Below the surface: reports of rising shark attacks don’t tell the whole story Continue reading… Source – Full Article https://www.theguardian.com/environment/2021/may/17/sharks-earth-magnetic-field-gps-guidance-system