Assertion: rock hyrax | /r/CapableOf | make up to 21 different sounds
Facets:
value: other than this
type: OTHER
value: with one another
type: OTHER
Source sentences:
text: Other than this, they have been known to make up to 21 different sounds as part of their complex communication structure with one another.
text: (Rock hyraxes are very vocal and make at least 21 different sounds; you can hear one in the video below.)