How Do Sea Stars Move?


Sea stars have hundreds of hollow, muscular tube feet filled with fluid. These tube feet function in gas exchange, feeding, and in locomotion.
2 Additional Answers Answer for: how do sea stars move
Starfish move by using a water vascular system. Water enters the starfish through a large pore in its underbody and is pushed into its tube feet. The bottom portion of the tube feet expand and push the starfish forward.
Sea stars move by walking on the bottom of the ocean in the sand. They use tons of little feet in unison to move them across the floor and over rocks.
Q&A Related to "How Do Sea Stars Move"
On a sea star the underside of the body bears a mouth at the center and a groove running along each arm.. The grooves contain rows of tiny, flexible appedages called tube feet.
Sea stars move by tube feet on their oral surface. Internally sea stars have little bulbs called ampullae running along each arm. The ampullae are small fluid filled sacs that contract
To move, the sea star contracts and relaxes its muscles, which forces water into the tube feet or draws it out. This allows the sea star to move its feet. Each cylindrical foot has
A sea star's "water vascular system"refers to the interconnected channels,tubes,valves and
Explore this Topic
Sea stars spines aren't technically movable. Their bodies move, which makes the spines look like the move. We had sea stars in our saltwater fish tank! ...
Sea stars actually use their feet to breathe! Sea Stars and other echinoderms have a water vascular system that they use to eat, breathe, and move around with ...
A sea star is also known as a starfish. They are spiny, hard-skinned animals that live on the sea floor. They are invertebrates and are actually not fish. There ...
About -  Privacy -  AskEraser  -  Careers -  Ask Blog -  Mobile -  Help -  Feedback © 2014