small fish,sea weed , planton,brittle stars.
no
well sea urchins eat sea weed and they also eat algae so yea
eat it and check
We eat it raw; it is a delicacy for us.
The classification of a Sea Urchin is Echinoidea
No, sea urchins are animals. They are echinoderms (meaning "spiny skin") and are related to sea stars, sea cucumbers, and sand dollars. They eat kelp and other forms of algae.
It has a tiny mouth at the bottom of its body.
sea urchin
A sea urchin does move, but not very frequently.
because the crab needs the sea urchin for protection and the sea urchin needs the crab for food
they are as an urchin has the ability to catch small fish or shellfish such as cockles and whelks it is well and truly able to eat plants and meat
The purple sea urchin is devastating kelp forests.