Assertion: pit viper's eye | /r/CapableOf | feature orientated
Facets:
value: vertically
type: MANNER
Source sentences:
text: Although the eyes of both true and pit vipers feature vertically orientated, elliptical, “cat like” pupils, one of the most notable physical differences between the two is that true vipers lack the temperature-sensitive facial pits that give the pit vipers their name.