Assertion: tern's flight | /r/HasProperty | erratic
Facets:
value: often
type: DEGREE
value: like different tern species
type: OTHER
Source sentences:
text: The wing-beats are full and dynamic, and flight is often erratic as it dives to the surface for food; similar to other tern species.
text: The wing-beats are full and dynamic, and the flight is usually erratic because it dives to the floor for meals; much like different tern species.