The tentacles of cephalopods bear these, also a name for P.T. Barnum's customers
These appendages, which function as muscular 
hydrostats, have been ... Cephalopod limbs bear numerous suckers along their 
ventral surface as in ... Branched arms and other limb abnormalities have also 
been recorded in... [DOC] [TLE] What's New - New England Aquarium [PAR] Have you ever seen its petite cephalopod cousin, the red octopus?