They don't have suction cups they have tube feet
Like a star but colorful and with suction cups.
Starfish have suction-like cups helps to open clams
yes starfish do have suction cups but they are only so small that they can't be seen with the human eye.
They have special suckers on their body which cling to the rocks like suction cups.
the suction cups on the bottom of their body help them get a good grip on things.
They release a gluey substance from their mouths, almost like saliva.
A starfish sticks itself to different surfaces by its suction cups that spread out througout the entire species. All starfish have the unique feature of suction cups, this is how alll species of starfish have this feature.
Starfish have suction caps because they can grip more easily to things if they want to stay where they are for longer than they are there.
Ok, the basic problem you have is that you get confused between what a foot is and what a suction cup is. Lets take the 5 pointed starfish, each 5 points is a foot. on one foot there is lots of suction cups. but the answer to the question is, yes but they have more than one they have 1 million+ between 5 feet in a 5 pointed starfishes case
Starfish pry clams open in a very unusual way. They use their legs and suction cups to position and open, then push their stomach out of their body and grab the clam. Once the starfish has the clam, it withdraws the stomach back into the body.
they all have suction cups. There are eight tentacles and two arms(they all have suction cups). Hope this helps!
suction cups are made by a soft rubber that is in penitrable to air