About: http://webisa.webdatacommons.org/431919580

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	One is that Pennsylvania is a keystone state for a number of species, in that abundance drops off sharply north or south of the state.
http://www.w3.org/ns/prov#wasQuotedFrom	scbirdcl.org