Assertion: sea anemone | /r/AtLocation | the seafloor
Facets:
value: by an adhesive basal disc
type: MANNER
Source sentences:
text: Sea anemones have the polyp body form: they live attached to the seafloor by an adhesive basal disc; a cylindrical body column extends up off the bottom; and the upper surface, bearing the mouth ringed by tentacles, faces up into the water.