Assertion: bat | /r/CapableOf | make high-frequency sounds
Facets:
Source sentences:
text: Bats make high-frequency sounds, and the echoes of these sounds bounce back which enables a bat to make a mental map.
text: Echolocation is like sonar where the bats produce high frequency sounds that bounce off objects creating echoes that return to the bat.
text: While flying, bats make high-frequency sounds that bounce off objects and return to the bats as echoes.