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starfish have really small leg type things. they use these to walk.
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∙ 14y ago
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What does the starfish use its arms for?
A starfish uses its arms to pry open clam or oyster shells
How do octupuses eat?
Suction caps on tentacles/arms to grip and open the shells of crustaceans, powerfull beaks to break shells also.
Is a starfish a sessile or freemoving animal?
Starfish can move about.
Are starfish coral?
No, starfish can move. Coral cannot move. Starfish have a mouth with which to eat. Coral bring in nutrients through tendrils.
Why do starfish have suction caps?
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.
Where is best beach in the UK to find starfish and unusual shells?
London
What is the function of the ambulacral groove?
The function of the ambulacral groove on a starfish is to open the shells of bivalves. It also hold the tubed feet of the starfish.
How does a serpent starfish move?
It farts to move
How does the water vascular system help a starfish move around?
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.
How do clams support themselves?
Clams move around by opening and closing their shells repeatedly. They are not filter feeders like oysters or mussels. Since they swim around, water circulates through their shells, and they get their food that way. Clams' main predators are starfish. ( I think that's right...)
Do starfish eat starfish?
Not really, mainly starfish prey prefer shelled animals such as oysters and clams. They would not eat starfish because to feed they tend to push open shells using their tube feet and extend their stomach out to engulf and digest food. Starfish have a rough surface and starfish prefer soft tissue as a food.
What sea shells are used in home decorations?
Starfish & the conch also Abilone are very common.
