Assertion: gull's bill | /r/CapableOf | cranial kinesis
Facets:
value: like all birds
type: OTHER
Source sentences:
text: Like all birds, the bills of sandpipers are capable of cranial kinesis, literally being able to move the bones of the skull (other than the obvious movement of the lower jaw) and specifically bending the upper jaw without opening the entire jaw, an act known as rhynchokinesis.