Assertion: ostrich | /r/HasProperty | live
Facets:
Source sentences:
text: Ostriches are social and live in flocks of 5-50 individuals, both male and female, who defend their home range (usually 2-15 sq. km).
text: Most Ratites are now extinct, and only the emu, ostrich, cassowary, kiwi and rhea are alive today.