About: http://webisa.webdatacommons.org/184723933

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	Among aquatic families ??? Dytiscidae, Haliplidae, many species of Hydrophilidae and others ??? the legs, most notably the last pair, are modified for swimming and often bear rows of long hairs to aid this purpose.
http://www.w3.org/ns/prov#wasQuotedFrom	schools-wikipedia.org