Assertion: desert tortoise | /r/CapableOf | reach reproductive maturity
Facets:
value: generally
type: DEGREE
value: at age 15 to 20 years
type: TEMPORAL
Source sentences:
text: Desert tortoises generally reach reproductive maturity at age 15 to 20 years, when they are longer than 7 in (18 cm), though 10-year-old reproductive females have been observed.