Assertion: old world porcupine | /r/HasProperty | hystricidae
Facets:
Source sentences:
text: Old World porcupines (Hystricidae) are larger and their spines are grouped in clusters whereas New World porcupines (Erethizontidae) are smaller and have their spines attached singly.
text: Old World porcupines (Hystricidae) have quills embedded in clusters, whereas in New World porcupines (Erethizontidae) single quills are interspersed with bristles, underfur, and hair.
text: Old World porcupines (Hystricidae) have quills in clusters, whereas in New World porcupines (Erethizontidae) single quills are mixed with bristles, underfur, and hair.
text: There are two families of porcupine, the Old World porcupines (Hystricidae), which live in Europe, Africa, and Asia, and the New World porcupines (Erethizontidae), which live in North and South America.