Thanks for the A2A. Although the general public consider an octopus' appendages to be tentacles, to a zoologist they are arms. A cuttlefish, on the other hand, has both arms and tentacles: Eight arms and two tentacles, which are stored in pouches ... read more
Tentacles are important for animals in feeding, sensing, grasping, and locomotion. Those are well equipped for the particular function or functions. Suckers present on the tentacles of squids and octopus species, so that the grasping of a prey would be easy. read more