About: http://webisa.webdatacommons.org/352042919

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Some studies have indicated that R. clavata as well as other sharks and rays can use their Ampullae of Lorenzini to detect the strength and direction of the Earth???s magnetic field as a sort of rudimentary positioning system.
http://www.w3.org/ns/prov#wasQuotedFrom	animaldiversity.org