Assertion: bird's neck | /r/HasProperty | long
Facets:
Source sentences:
text: Birds with long legs need long necks to match, so they can reach their food.
text: The bill is long, thin and curved downward and the neck is long and slender.
text: Cassowaries and emus, order Casuariiformes, are large, flightless birds equipped with long necks and long legs.