Assertion: bear's weight | /r/HasProperty | approximately 290 kg
Facets:
value: in 1980
type: TEMPORAL
value: in 2004
type: TEMPORAL
value: in 230 kg
type: OTHER
Source sentences:
text: The body condition of polar bears has declined during this period; the average weight of lone (and likely pregnant) female polar bears was approximately 290 kg (640 lb) in 1980 and 230 kg (510 lb) in 2004.