Assertion: black vulture's head | /r/HasProperty | dark gray
Facets:
value: very
type: DEGREE
Source sentences:
text: Head is dark gray, unfeathered, and wrinkled.
text: Its body is black and its head is dark grey and featherless.
text: The head and neck of an adult black vulture are dark gray, bald, and wrinkled while the juveniles are colored the same but often lack wrinkles.
text: Turkey Vultures have red heads; the Black Vulture's head is very dark grey.