Assertion: octopus | /r/CapableOf | use muscle
Facets:
value: under its skin
type: LOCATION
value: to structure their body
type: PURPOSE
Source sentences:
text: As the octopus lacks bones, the octopus uses muscles to structure their body.
text: For example, an octopus that is trying to resemble kelp can use muscles under its skin to raise up papillae into seaweed-like ripples.