They eat them.
by killing the corals and eating it
To corals yes............
When the red-knobbed starfish is young, it will eat algae, but as it grows it will eat soft corals, sponges, tubeworms, clams, starfish and other invertebrates.
they eat them because one throne starfish can eat more than 40 square kilo metres in a year or coral
starfish, seaweed, corals, sponges, algae, sea-shells.
In general, corals, anemone's, starfish, snails, reef fish.
While most starfish feed primarily on mollusks, there are some varieties that prefer other invertebrate animals including hard corals. The crown of thorns starfish has fed on large portions of the coral reefs throughout the Indo-Pacific region.
invertebrates are animals which do not have a skeleton made up of bones . Some examples of invertebrates are - Jellyfish , Corals , Starfish , Sponges , Crabs and Shrimps
It only preys on stupid people who ask stupid questions. ^That is not true, sea urchins are BOTH predator and prey. They prey on kelp forests, and they also are preyed on by sea otters, which are getting eaten by orcas.
destruct
starfish, seaweed, corals, sponges, algae, sea-shells.
Operation Destruct was created in 1969.