Assertion: bird's nest | /r/HasProperty | glued with its sticky saliva
Facets:
value: to the wall of a cave
type: TRANSITIVE-OBJECT
Source sentences:
text: The nest of a swift is made of twigs, buds, moss, or feathers and is glued with its sticky saliva to the wall of a cave or the inside of a chimney, rock crack, or hollow tree.