Assertion: viper's scale | /r/HasProperty | single
Facets:
Source sentences:
text: The supraocular scales are narrow, single, and separated by six to nine scales across the head.
text: The anal scale is single.
text: The anal scale is single.
text: There are 117–140 ventral scales and the anal scale is single.
text: The subcaudal scales are single and number 38–67.
text: The anal scale is single.
text: The anal scale is single.
text: The anal scale is single.
text: The subcaudals are undivided and number 21-52, and the anal scale is single.