Assertion: kangaroo's number | /r/DefinedAs | specie
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Australian megafauna comprises a number of large animal species in Australia, often defined as species with body mass estimates of greater than 45 kg (100 lb) or equal to or greater than 130% of the body mass of their closest living relatives, that lived during the Pleistocene epoch.