Assertion: flamingo | /r/CapableOf | tuck their head
Facets:
value: under a wing
type: LOCATION
value: during the dark period
type: TEMPORAL
Source sentences:
text: When resting, flamingos tend to stand on one leg, drawing the other leg close to the body and tucking their head under a wing.
text: During the dark period the flamingos tend to tuck their heads beneath their wing to conserve body heat.