Assertion: owl | /r/CapableOf | vary in color
Facets:
value: due to environmental changes
type: CAUSE
value: from white
type: OTHER
Source sentences:
text: Owls vary in size, color, nesting habits, migration and feeding.
text: Owls vary in colour from white through many shades of tan, gray, brown, or rufous (reddish) to deep brown.
text: Owls vary on their color due to environmental changes.