Assertion: footed booby | /r/HasAspect | blue feet
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Source sentences:
text: Do you know why blue-footed boobies have blue feet?
text: Have you ever wondered why the Blue-footed Booby has blue feet?
text: One big question researchers have worked to uncover is: why do Blue-footed Boobies have blue feet?
text: Do you know why blue-footed boobies have blue feet?
text: It’s the characteristic that makes them so readily identifiable and has provided Sula nebouxii with its common name, so why does the blue-footed booby have blue feet?