Assertion: parakeet's feather | /r/CapableOf | help the bird
Facets:
value: in its flight maneuvers
type: OTHER
Source sentences:
text: The skin muscles help a bird in its flight by adjusting the feathers, which are attached to the skin muscle and help the bird in its flight maneuvers as well as aiding in mating rituals.
text: Not only do feathers help to keep the bird warm, but they also provide water-proofing.