About: http://webisa.webdatacommons.org/287336863

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	This counter-current network of blood flow reduces the amount of heat lost through the feet and is particularly valuable to birds that spend a lot of time swimming in cold water or standing on ice.
http://www.w3.org/ns/prov#wasQuotedFrom	wvgazette.com