Assertion: mature bald eagle | /r/HasAspect | white tail
Facets:
value: at 5 years of age
type: TEMPORAL
Source sentences:
text: The mature bald eagle also has a white tail, a brownish-black body, and yellow feet and bill.
text: At 5 years of age, a (sexually mature) adult bald eagle has a pure white head and white tail that sharply contrast the dark brown feathering elsewhere on the body.