How Does The Crown-of-thorns Starfish Protect Itself? Its ‘crown-of-thorns’ are the long sharp spines that cover its upper surface. What is more, the spines are coated with a saponin toxin, which causes irritation to puncture wounds (a considerable problem when working with the starfish). How do crown-of-thorns starfish protect themselves? The crown-of-thorns starfish is a
What Do Sea Stars And Crabs Have In Common? They have complex life cycles and can reproduce both sexually and asexually. Most can regenerate damaged parts or lost arms and they can shed arms as a means of defence. What do sea stars and fish have in common? Sea stars, commonly called, “starfish,” are not
How Fast Do Crown Of Thorns Starfish Reproduce? Individuals are able to reproduce after two years (Lucas, 1973, in Babcock and Mundy, 1992). Being a rapid grazer of coral polyps, it takes only three to four years for the coral-feeding starfish to reach a reasonable size of 30-35cm (Madl, 1998). How often do crown-of-thorns starfish