About: http://webisa.webdatacommons.org/242103711

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	Almost three-quarters (73 %) of migrants such as Nightingale and Wood Warbler that cross the Sahara to winter in the tropical humid zone in West and Central Africa are in decline.
http://www.w3.org/ns/prov#wasQuotedFrom	bto.org