Assertion: ferret | /r/CapableOf | spend an average of 18 hours
Facets:
value: every day
type: TEMPORAL
Source sentences:
text: Most ferrets spend an average of 18 hours asleep every day and it has been noted that ferrets sleep for about six hours at a time before waking up to play and eat and the ferret will generally return it its next sleeping section after an hour or so.