About: http://webisa.webdatacommons.org/171371032

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 males of many birds are larger than the females, and this no doubt is an advantage to them in their battles with their rivals, and has been gained through sexual selection.
http://www.w3.org/ns/prov#wasQuotedFrom	darwin-online.org.uk