the tube feet of an echinoderm helps the animal, by making it move!. hope this helped.
star fish
The water canals, known as the water vascular system, includes the tube feet. When an animal like a starfish needs to move, it forces the water towards one section of it's body. This inflates the tube feet, or ampulae, with water. By redistributing this water systematically, the animal is able to move.
These tube feet have suction disks that enable the animals to crawl or attach themselves to objects. Think of a starfish "clinging" to the walls of the inside of a fish tank
A starfish is a free-moving animal. It can use its tube feet to move slowly along the ocean floor.
Its tube feet
tube feet
The water vascular system of a starfish helps it move around by creating hydraulic pressure that powers the tube feet. These tube feet are connected to canals that run throughout the body of the starfish, allowing it to extend and contract them. By controlling the amount of water in the tube feet, the starfish can use them to grip and push off surfaces, enabling movement.
No, tube feet are a characteristic feature of echinoderms, such as sea stars and sea urchins. Protists do not possess tube feet.
One of the functions for tube feet are for movment, and also so they can pry open their clams.
Tube feet are structures that operate like a suction cup.
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