Assertion: guinea pig's gestation period | /r/HasProperty | 63-70 days
Facets:
Source sentences:
text: The gestation period for females is 63-70 days and they have from 1 to 6 offspring, with the average being 3 or 4.
text: The gestation period is 63 to 70 days, the first litter is usually very small with the average litter size being 3 or 4 pups.