About: http://webisa.webdatacommons.org/328229350

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	Trumpeter swans, found in North America, mostly in refuges in Montana, Idaho, Wyoming, Alaska and Canada, do trumpet, with their ko-hoh, ko-hoh call being the loudest of all swans.
http://www.w3.org/ns/prov#wasQuotedFrom	clevelandzoosociety.org