Assertion: snake | /r/CapableOf | undulate with backward-moving waves
Facets:
value: forward
type: MANNER
value: laterally
type: MANNER
Source sentences:
text: All snakes can laterally undulate forward (with backward-moving waves), but only sea snakes have been observed reversing the motion (moving backwards with forward-moving waves).
text: All snakes can laterally undulate forward (with backward-moving waves), but only sea snakes have been observed reversing the motion (moving backwards with forward-moving waves).
text: All snakes can laterally undulate forward (with backward-moving waves), but only sea snakes have been observed reversing the motion (moving backwards with forward-moving waves).