Answer: octopi

AnswerCrossword Clue
OCTOPIForms of some mythological sea creatures
OCTOPIEdible mollusks
OCTOPIWell-armed mollusks
OCTOPISea creatures with suckers
octopieight-armed sea mollusk
OCTOPISea creatures with remarkably high I.Q.s
OCTOPIColor-changing creatures
OCTOPIAquarium attractions
OCTOPISea creatures that may employ camouflage when hunting
OCTOPITentacled sea creatures
OCTOPICarnivorous marine mollusks
OCTOPIUnderwater army dangers?
OCTOPICuttlefish kin
OCTOPIArmed sea creatures
OCTOPICouple with 16 arms?
OCTOPIMulti-legged swimmers
OCTOPICouple with sixteen arms?
OCTOPIWell-armed creatures
OCTOPIEight-armed mollusks
OCTOPIArmed sea creatures?
OCTOPIHighly intelligent invertebrates
OCTOPIInk sources
OCTOPIEight-armed creatures
OCTOPIThey may be taken for suckers
OCTOPIThey have many suction cups
OCTOPIWell-armed predators?
OCTOPIInk jet producers?
OCTOPIExotic aquarium specimens
OCTOPIExperts at jet propulsion
OCTOPIPrey for moray eels
OCTOPIMore tentacled sea creatures
OCTOPIInk holders
OCTOPIOnes without a leg to stand on?
OCTOPICousins of squids
OCTOPISea creatures with beaks
OCTOPIHeavily-armed sea creatures?
OCTOPIEight-armed cephalopods
OCTOPIMarine ink squirters
OCTOPIDevilfish
OCTOPIInk squirters