About: http://webisa.webdatacommons.org/167274727

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	FeathersNon-avian dinosaurs developed feathers roughly 260 to 230 million years ago, possibly as a form of visual communication.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net