About: http://webisa.webdatacommons.org/344600820

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	Dense bone is one of the key adaptations seen in mammals such as manatees and dugongs that returned to the sea, where life began.
http://www.w3.org/ns/prov#wasQuotedFrom	nationalgeographic.com