Assertion: bat | /r/CapableOf | use sonar
Facets:
value: to navigate through their environment
type: PURPOSE
Source sentences:
text: Using sonar (see echolocation) for orientation, they detect the presence of prey with heat sensors located in the face.
text: They are the only mammal capable of true flight, and they use sonar (echolocation) to navigate through their environment and capture prey.