Starfish
Published on Mar 23, 2016
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PRESENTATION OUTLINE
Description
- Starfish are Echinoderms
- They are not fish
- Most have 5 arms but not all
- They can regenerate a lost arm
- They have a prickly armour
Photo by lemuelinchrist
Starfish habitat
Their habitat varies from the cold ocean floor to tropical waters
Photo by NOAA's National Ocean Service
Food chain
- They eat whatever is slower than them
- Manta rays, some sharks and other large, bony fishes eat starfish
- Also some larger starfish will eat the smaller starfish
- Starfish specifically eat muscles and other mollusks
Photo by ian boyd
Impacts of starfish on humans
- Starfish impact humans in various ways
- They impact us medically
- They impact us in tourism creating business
- They impact us in legeslation
Photo by touterse
Starfish have symbiotic relationships with turtles which are common in the ocean
Photo by allie444
Unique features of Starfish
- They can regenerate their arms
- Starfish are capable of asexual reproduction
- They move by hands of tiny feet
Photo by LisaW123
Starfish protect themselves by covering themselves in a chemical producing a bitter taste making starfish an un-apitising meal
Photo by EarthTouch
