Assertion: hummingbird | /r/AtLocation | one place
Facets:
value: during flight
type: TEMPORAL
value: for unknown reasons
type: CAUSE
Source sentences:
text: When it does so, it flaps its wings very quickly to stay in one place, which makes it look like a blur and also beats so fast makes a humming sound.
text: Hummingbirds also hover, or hang in one place while beating their wings.
text: For unknown reasons, some hummingbirds would stay in their place and prefer not to migrate during the winter season.
text: When it does so, it flaps its wings very quickly to stay in one place, which makes it look like a blur and also beats so fast makes a humming sound.
text: In fact, hummingbirds are the only vertebrates capable of sustained hovering (staying in one place during flight), and they can fly backward and upside-down as well.