Assertion: condor's bird | /r/CapableOf | turn in maneuver
Facets:
value: briefly
type: MANNER
value: upside down
type: MANNER
Source sentences:
text: To lose height rapidly prior to landing, some large birds such as geese indulge in a rapid alternating series of sideslips or even briefly turning upside down in a maneuver termed as whiffling.