About: http://webisa.webdatacommons.org/54822330

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	There are approximately 40,000 species of spiders in the world, all of which have been thought to be strict predators that feed on insects or other animals.
http://www.w3.org/ns/prov#wasQuotedFrom	eurekalert.org