Assertion: opossum's tail | /r/AtLocation | fur
Facets:
value: for once
type: TEMPORAL
Source sentences:
text: Their appearance is also different; for once the Australian possum’s tail is covered in fur.
text: Possum has a fleshy tail covered by fur while opossum has a rat-like tail.
text: Furthermore, a visually identifiable difference between possum and opossum is that the possum has a fleshy tail covered with fur while opossum has a rat-like, fur-less tail.
text: The key differentiator, however, is the Australian possum has a bushy tail covered in fur (hence the name).