Assertion: ball python | /r/CapableOf | curl into ball
Facets:
Source sentences:
text: Noted for their gentle disposition, when frightened, ball pythons will tuck their head and curl into a ball, which is why they are named, "ball python.
text: When feeling threatened, they will become frightened and curl into a ball, thus their name.
text: When threatened, it curls into a ball.