Assertion: water moccasin | /r/CapableOf | vibrate its tail
Facets:
value: during this display
type: TEMPORAL
value: rapidly
type: MANNER
Source sentences:
text: Also, when aroused or excited, the Water Moccasin vibrates its tail rapidly.
text: During this display, cottonmouths may also vibrate their tails and emit musk.
text: Threatened water moccasins coil their thick bodies, vibrating their tails and opening their mouths wide to scare you away.