About: http://webisa.webdatacommons.org/159198524

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	The birds that do, employ the following method of mastication: A bird swallows small bits of gravel that act as 'teeth' in the gizzard, breaking down hard food such as seeds and thus helping digestion.
http://www.w3.org/ns/prov#wasQuotedFrom	3fatchicks.com