Assertion: king vulture | /r/CapableOf | lack a voice box
Facets:
Source sentences:
text: The king vulture lacks a voice box, although it can make low croaking noises and wheezing sounds in courtship, and bill-snapping noises when threatened.
text: They can be vocal when they want to be, but since they lack voice boxes, their volume is limited.
text: The king vulture lacks a voice box, although it can make low croaking noises and wheezing sounds in courtship, and bill-snapping noises when threatened.
text: The King Vulture lacks a voice box, though it can make low croaking noises and wheezing sounds.