Assertion: crabeater seal | /r/HasAspect | successful pregnancies
Facets:
value: between siniff
type: LOCATION
value: between bengston
type: LOCATION
value: between 5 and 25 years old
type: OTHER
Source sentences:
text: Crabeater seals become sexually mature between 3 and 4 years of age and females may have successful pregnancies between 5 and 25 years old (Bengston and Siniff 1981).