Assertion: ostrich's height | /r/HasProperty | about 1.8 – 2.8 metres
Facets:
value: at maturity
type: TEMPORAL
Source sentences:
text: The height of male ostriches is about 1.8 – 2.8 metres (5 ft 11 in to 9 ft 2 in).
text: At maturity the height of the male bird is about 1.8 to 2.8 meters and the female bird is about 1.7 to 2 meters.