Assertion: bald eagle's nest | /r/CapableOf | grow to weigh two metric tons
Facets:
value: over time
type: TEMPORAL
Source sentences:
text: Pairs will repair and add on to their existing nests and over time nests can grow to weigh up to 4,000 lbs or two metric tons, and can have a width of 8.2 feet (2.5 meters) and a depth of 13 feet (4 meters) .