Assertion: caterpillar's proleg | /r/HasProperty | anal
Facets:
Source sentences:
text: To gain momentum for each hop, the caterpillar anchors its anal prolegs to the bottom of its leafy abode and pistons itself backward, hopping away from the direction its head is facing.
text: The caterpillars attach their anal prolegs to the surface while thrusting their bodies in the forward direction in order to move forward.
text: The caterpillars attach their anal prolegs to the surface while thrusting their bodies in the forward direction in order to move forward.