Assertion: pine's cone | /r/HasProperty | opened by cockatoo
Facets:
Source sentences:
text: The cones are 20–35 cm (7.9–13.8 in) in diameter, and can weigh as much as 18 kg (40 lb) and are opened by large birds, such as cockatoos, or disintegrate when mature to release the large 3–4 cm (1.2–1.6 in) seeds or nuts.