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Sea Star - PowerPoint PPT Presentation


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Sea Star Sea stars (also known as starfish) are spiny, hard-skinned animals that live on the rocky sea floor. These invertebrates are NOT fish; they are echinoderms. Sea stars move very slowly along the sea bed, using hundreds of tiny tube feet. There are over 2,000

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sea star
Sea Star

Sea stars (also known as starfish) are spiny, hard-skinned animals that live on the rocky sea floor. These invertebrates are NOT fish; they are echinoderms. Sea stars move very slowly

along the sea bed,

using hundreds of

tiny tube feet. There

are over 2,000

different species of

sea stars worldwide.

star fish
Star Fish
  • Reproduction : External. Countless eggs travel in currents for months before developed.
  • Diet : Meat eaters. Push stomach out of mouth to digest food.
  • Anatomy : Have multiples of 5 arms. Has no brain and can re-grow arms.