Assertion: nightjar's plumage | /r/HasProperty | rich
Facets:
value: of a grey colour
type: OTHER
Source sentences:
text: The plumage is rich and soft, and its feathers pointed, those at the back of the head and on the nape being slender and elongated; the tarsi are feathered down to the toes.
text: The plumage, which is soft and rich, is prolonged into a large, broad crest at the back of the neck; the head and nape are grey, the crest, and entire back, wings, tail, upper part of the breast and sides of the rump, dark slate colour; the tail is ornamented with three white stripes; the lower portion of the breast and rump are white, the belly and legs are also white, the former spotted and the latter streaked with black.
text: The plumage is rich, and usually of a grey colour; the feathers upon the head and nape are only slightly elongated, but terminate in a sharp point; the tail is usually, and the head occasionally, white.