Assertion: copperhead's head | /r/HasProperty | triangular
Facets:
Source sentences:
text: The head is large, flat and triangular.
text: The head is large, flat and triangular.
text: The dorsum of the body and tail are pinkish tan to dark brown and almost black, with hourglass shaped crossbands colored chestnut to dark brown; most dorsal scales are sprinkled with black flecks; head is triangular and the labial region of chin and the venter are cream colored; the neck is narrow and the dorsum of the head is flat.
text: The copperhead is named after the solid copper of its triangular head.
text: The northern copperhead has a triangular head, a narrow neck, and a 2- to 4-foot-long body that's wide and stout, tapering at the end.