Assertion: american porcupine | /r/CapableOf | reach 18 kg
Facets:
Source sentences:
text: The two subfamilies of New World porcupines are mostly smaller (although the North American porcupine reaches about 85 cm or 33 inches in length and 18 kg or 40 lbs), and have their quills attached singly rather than grouped in clusters.
text: The twelve New World porcupines are mostly smaller (although the North American Porcupine reaches about 85 cm in length and 18 kilograms), have their quills attached singly rather than grouped in clusters, and are excellent climbers, spending much of their time in trees.