Assertion: beaver's litter | /r/HasProperty | born in the spring
Facets:
value: after a gestation of 105 days
type: TEMPORAL
Source sentences:
text: One litter per year of one to nine (usually four) kits is born in the spring after a gestation of 105 days.
text: This is only a temporary residence in which the first litter will be born in the spring.
text: The gestation period is 30–50 days, and litters of typically two or three young ("kits") are born in the spring.