About: http://webisa.webdatacommons.org/365401532

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	Drought in the southern US, especially Texas, could also have affected migration.
http://www.w3.org/ns/prov#wasQuotedFrom	audubonguides.com